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SECTION 08 90 00LOUVERS, GRILLES AND VENTS

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Copyright 2020 - 2021 ARCAT, Inc. - All rights reserved

PART 1 GENERAL

1.1 SECTION INCLUDES

A. Louvers, Grilles, and Vents of the following types:1. Architectural Louvers.2. High Performance Louvers.3. PTAC Louvers.4. Sunshades.5. Custom Grilles.6. Louver Screens.7. Blank-Off Panels.

1.2 RELATED SECTIONS

A. Section 05 50 00 - Metal Fabrications.

B. Section 07 90 00 - Joint Protection.

C. Section 09 90 00 - Painting and Coating.

1.3 REFERENCES

A. ASTM International (ASTM):1. ASTM C578 - Standard Specification for Rigid, Cellular Polystyrene Thermal

Insulation.2. ASTM C612 - Standard Specification for Mineral Fiber Block and Board Thermal

Insulation.3. ASTM D822 - Standard Practice for Filtered Open-Flame Carbon-Arc Exposures of

Paint and Related Coatings.4. ASTM D1187 - Standard Specification for Asphalt Base Emulsions for Use as

Protective Coatings for Metal.5. ASTM D2244 - Standard Test Method for Calculation of Color Differences From

Instrumentally Measured Color Coordinates.6. ASTM D4214 - Standard Test Methods for Evaluating the Degree of Chalking of

Exterior Paint Films.7. ASTM E330 - Standard Test Method for Structural Performance of Exterior Windows,

Doors, Skylights and Curtain Walls by Uniform Static Air Pressure Difference.8. ASTM E1886 - Standard Test Method for Performance of Exterior Windows, Curtain

Walls, Doors, and Impact Protective Systems Impacted by Missile(s) and Exposed to

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Cyclic Pressure Differentials.

B. Air Movement and Control Association International (AMCA):1. AMCA 500 - Laboratory Methods of Testing Louvers for Rating.2. AMCA 511 - Certified Ratings Program - Product Rating Manual for Air Control

Devices.3. AMCA 512 - AMCA Listing Label Program.4. AMCA 540 - Test Method for Louvers Impacted by Windborne Debris.5. AMCA 550 - Test Method for High Velocity Wind Driven Rain Resistant Louvers.

C. American Architectural Manufacturer's Association (AAMA).1. AAMA 611 - Voluntary Specification for Anodized Architectural Aluminum.2. AAMA 2604 - High Performance Organic Coatings on Architectural Extrusions and

Panels.3. AAMA 2605 - Voluntary Specification, Performance Requirements and Test

Procedures for Superior Performing Organic Coatings on Aluminum.

D. American Welding Society (AWS):1. AWS D1.2 - Structural Welding Code - Aluminum.

E. Society for Protective Coatings (SSPC):1. SSPC 12 - Surface Preparation and Cleaning of Metals by Waterjetting Prior to

Recoating.

F. Florida - State of Florida Product Approval.

G. Miami Dade County.

H. Sheet Metal and Air Conditioning Contractors' National Association (SMACNA):1. SMACNA Architectural Sheet Metal Manual.

1.4 DEFINITIONS

A. Louver Terminology: Definitions of terms for metal louvers contained in AMCA 501 apply to this Section, unless otherwise defined in this Section or in referenced standards.

B. Standard Free Area: Free area of a louver 48 inches (1220 mm) wide by 48 inches (1220 mm) high, identical to that provided.

C. Maximum Standard Airflow: Airflow at point of beginning water penetration through a louver 48 inches (1220 mm) wide by 48 inches (1220 mm) high, identical to that provided.

D. Drainable-Blade Louver: Louver designed to collect and drain water to exterior at sill by means of gutters in front edges of blades and channels in jambs and mullions.

E. Minimum Weather Louver Effectiveness: Weather louver effectiveness rating shall be based on tests conducted in accordance with:1. AMCA 500-L.

1.5 SUBMITTALS

A. Submit under provisions of Section 01 30 00 - Administrative Requirements.

B. Product Data:1. Manufacturer's data sheets on each product to be used.2. Preparation instructions and recommendations.3. Storage and handling requirements and recommendations.4. Typical installation methods.

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5. Cleaning methods.

C. Engineering Review: Submit theoretical calculations prepared by a professional engineer specializing in the application of welding technology demonstrating that each fillet weld joining blade and frame members will withstand a minimum of 526 pounds of force in shear.

D. Shop Drawings: For units and accessories. Include plans; elevations; sections; and details showing profiles, angles, and spacing of elements. Show unit dimensions related to wall openings and adjacent construction; free area for each size indicated for louvers; profiles of frames at jambs, heads, and sills; and anchorage details and locations.1. Verify openings by field measurements before fabrication and indicate measurements

on Shop Drawings.2. For installed products indicated to comply with design loadings, include structural

analysis data signed and sealed by the qualified professional engineer responsible for their preparation.

E. Product Certificates:1. Air Performance: Certificates signed by Air Movement and Control Association

International Inc (AMCA) certifying that the manufacturer's stock units are tested in accordance with AMCA 500 and are licensed to bear the AMCA Certified Ratings Seal in accordance with AMCA 511.

2. Water Penetration: Certificates signed by Air Movement and Control Association International Inc (AMCA) certifying that the manufacturer's stock units are tested in accordance with AMCA 500 and are licensed to bear the AMCA Certified Ratings Seal in accordance with AMCA 511.

3. Weather Louver Effectiveness: Certificates signed by Air Movement and Control Association International Inc (AMCA) certifying that the manufacturer's stock units are tested in accordance with AMCA 500-L, Section 8.3.2 - Wind Driven Rain Water Penetration Test, and are licensed to bear the AMCA Certified Ratings Seal in accordance with AMCA 511.

4. Provide AMCA Certification - Water, Air for louvers as scheduled.5. Provide AMCA Certification - Water, Air, Wind-Driven Rain for louvers as scheduled.6. Provide AMCA Certification - Air for louvers as scheduled.

F. Qualification Data: For firms and persons specified in "Quality Assurance" Article to demonstrate their capabilities and experience. Include lists of completed projects with project names and addresses, names and addresses of architects and owners, and other information specified.

G. Selection Samples: Two complete color charts showing the full range of colors available for units with factory-applied color finishes.

H. Samples for Verification: For each finish specified, two samples representing actual finishes specified; prepared on Samples of same thickness and material indicated for final Work. Where finishes involve normal color and texture variations, include Sample sets showing the full range of variations expected.

1.6 QUALITY ASSURANCE

A. Manufacturer Qualifications: Company specializing in manufacturing products specified in this section with a minimum five years documented experience.

B. Installer Qualifications: Company specializing in performing Work of this section with minimum two years documented experience with projects of similar scope and complexity.

C. Professional Engineer Qualifications: A professional engineer legally qualified to practice in jurisdiction where Project is located and experienced in providing engineering services of

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kind indicated. Engineering services are defined as those performed for installations of products that are similar to those indicated for this Project in material, design, and extent.

D. Source Limitations: Provide each type of product from a single manufacturing source to ensure uniformity.

E. Mock-Up: Construct a mock-up with actual materials in sufficient time for Architect's review and to not delay construction progress. Locate mock-up as acceptable to Architect and provide temporary foundations and support.1. Intent of mock-up is to demonstrate quality of workmanship and visual appearance.2. If mock-up is not acceptable, rebuild mock-up until satisfactory results are achieved.3. Retain mock-up during construction as a standard for comparison with completed

work.4. Do not alter or remove mock-up until work is completed or removal is authorized.

1.7 PRE-INSTALLATION CONFERENCE

A. Convene a conference approximately two weeks before scheduled commencement of the Work. Attendees shall include Architect, Contractor and trades involved. Agenda shall include schedule, responsibilities, critical path items and approvals.

1.8 DELIVERY, STORAGE, AND HANDLING

A. Deliver, store and handle materials and products in strict compliance with manufacturer's instructions and recommendations and industry standards.

B. Store products indoors in manufacturer's or fabricator's original containers and packaging, with labels clearly identifying product name and manufacturer. Protect from damage.

C. Handling: Protect materials and finishes during handling and installation to prevent damage.

1.9 SEQUENCING AND SCHEDULING

A. Field Measurements: Verify openings and adjacent construction by field measurements before fabrication and indicate measurements on Shop Drawings. Coordinate fabrication schedule with construction progress to avoid delaying the Work.1. Established Dimensions: Where field measurements cannot be made without delaying

the Work, establish opening dimensions and proceed with fabricating products without field measurements. Coordinate construction to ensure that actual opening dimensions correspond to established dimensions.

2. Coordinate Setting Drawings, diagrams, templates, instructions, and directions for installation of anchorages that are to be embedded in concrete or masonry construction. Coordinate delivery of such items to Project site.

1.10 PROJECT CONDITIONS

A. Maintain environmental conditions (temperature, humidity, and ventilation) within limits recommended by manufacturer for optimum results. Do not install products under environmental conditions outside manufacturer's recommended limits.

1.11 WARRANTY

A. Manufacturer's Warranty: Provide manufacturer's standard limited warranty for louver systems for a period of 1 year from date of installation, no more than 18 months after shipment from manufacturing plant. When notified in writing from the Owner of a manufacturing defect, manufacturer shall promptly correct deficiencies without cost to the Owner.

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B. Manufacturer's Finish Warranty: Provide manufacturer's limited warranty for 70 percent fluoropolymer-based finish on aluminum substrates.1. Warranty Period: 10 years.2. Warranty Period: 20 years.3. Finish coating shall not peel, blister, chip, crack or check.4. Chalking, fading or erosion of finish when measured by the following tests:

a. Finish coating shall not chalk in excess of 8 numerical ratings when measured in accordance with ASTM D4214.

b. Finish coating shall not change color or fade in excess of 5 NBS units as determined by ASTM D2244 and ASTM D822.

c. Finish coating shall not erode at a rate in excess of .01 mils/year confirmed by Florida test samples.

C. Manufacturer shall provide 5 year limited warranty for Class I anodized finish.

D. Manufacturer shall provide 1 year limited warranty for Class II anodized finish.

PART 2 PRODUCTS

2.1 MANUFACTURERS

A. Acceptable Manufacturer: Air Performance LLC, which is located at: 159 Genco Dr.; Hartford, AL 36344; Tel: 334-588-0070; Fax: 334-588-0071 ; Email:request info ([email protected]); Web:https://airperformancellc.com

B. Substitutions: Not permitted.

C. Requests for substitutions will be considered in accordance with provisions of Section 01 60 00 - Product Requirements.

2.2 PERFORMANCE REQUIREMENTS

A. Standards Compliance:1. Welding Standard: Comply with AWS D1.2.2. AMCA 500-L and AMCA 511 for air performance, water penetration, and air leakage

ratings.3. AMCA 512 for ratings.4. SMACNA Architectural Sheet Metal Manual for fabrication, construction details, and

installation procedures.

B. Structural Performance: Provide products capable of withstanding the effects of loads and stresses from wind and normal thermal movement without evidencing permanent deformation of components including blades, frames, and supports; noise or metal fatigue caused by component rattle or flutter; or permanent damage to fasteners and anchors.1. Wind Load: Uniform pressure of 25 lbf per sq ft (1200 Pa), acting inward or outward.2. Thermal Movements: Provide products that allow for thermal movements resulting

from the following maximum change (range) in ambient and surface temperatures by preventing buckling, opening of joints, overstressing of components, and other detrimental effects:

3. Temperature Change (Range): 120 degrees F (67 degrees C), ambient; 180 degrees F (100 degrees C), material surfaces.

C. Air-Performance, Water-Penetration, and Air-Leakage Ratings: Provide louvers complying with performance requirements indicated, as demonstrated by testing manufacturer's stock units 48 inches (1220 mm) wide by 48 inches (1220 mm) high. Test units according to AMCA 500.1. Perform testing on unpainted, cleaned, degreased units.

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2. Perform water-penetration testing on louvers without screens.

D. Weather Louver Effectiveness: Provide louvers complying with performance requirements indicated, as demonstrated by testing manufacturers stock units in accordance with AMCA 500-L, Section 8.3.2.

E. AMCA Seal: Mark units with AMCA Certified Ratings Seal.

2.3 ARCHITECTURAL LOUVERS

A. Louvers: 2 inch (51 mm) Drainable Stationary.1. Construction: 6063-T5 Extruded Aluminum.2. Drainable Head: Channels water to drainable jamb preventing water penetration.3. Drainable Blade: Channels water to drainable jamb minimizing water cascade

between blades.4. Louver Size: Requirements exceeding maximum single section size will be built in

multiple sections and require field assembly. Louvers to be built 1/4 inch (6 mm) smaller than opening size given.a. Minimum (WxH): 12 x 12 inch (305 x 305 mm).b. Maximum (WxH): 120 x 84 or 84 x 120 inches (3048 x 2134 or 2134 x 3048

mm).5. Frame Depth: 2 inches (51 mm).6. Frame Wall Thickness: 0.063 inch (1.6 mm).7. Blade Wall Thickness: 0.063 inch (1.6 mm).8. Blade Position: 45 degree angle.9. Model 2DB45-CF:

a. Construction: Channel frame, all welded.b. Free Area: 54 percent; based on 48 x 48 inch (1220 x 1220 mm) unit.c. Hidden mullions allow for continuous blade appearance up to 120 inches (3048

mm).d. Hinged frame, channel subframe.

10. Model 2DB45-FFa. Construction: Flange frame, all welded.b. Free Area: 54 percent; based on 48 x 48 inch (1220 x 1220 mm) unit.c. Beginning Point of Water Penetration: 894 fpm (4.54 mps).

11. Model 2HP45-CF:a. Construction: Channel frame.b. Free Area: 58 percent; based on 48 x 48 inch (1220 x 1220 mm) unit.c. Hidden mullions allow for continuous blade appearance up to 120 inches (3048

mm).d. Hinged frame, channel subframe.

12. Blade Brace Support Angles: Depending on louver size, windload or other special requirements, louvers will have rear mounted blade support angles that will increase overall depth of the louver.

13. Included Options:a. Sill extension, head flashing.b. Security bars.c. Filter rack.d. Screen: 3/4 x .051 inch (19 x 13 mm), flattened expanded metal, aluminum bird

screen in removable frame. Screen will add approximately 1/2 inch (13 mm) to the depth of the louver.

e. Blank-off panels.

B. Louvers: 4 inch (102 mm) Drainable Stationary.1. Construction: 6063-T5 Extruded Aluminum.2. Drainable Head: Channels water to drainable jamb preventing water penetration.3. Drainable Blade: Channels water to drainable jamb minimizing water cascade

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mm).5. Frame Depth: 4 inches (102 mm).6. Frame Wall Thickness: 0.081 inch (2.1 mm).7. Blade Wall Thickness: 0.081 inch (2.1 mm).8. Blade Position: 37.5 degree angle.9. Model 4D375-CF:

a. Construction: Channel frame.b. Free Area: 55 percent; based on 48 x 48 inch (1220 x 1220 mm) square unit.c. Shape: Rectangular. Beginning Point of Water Penetration: 818 fpm (4.16

mps).d. Shape: Round. Beginning Point of Water Penetration: 863 fpm (4.38 mps).e. Shape: Triangle. Beginning Point of Water Penetration: 863 fpm (4.38 mps).

10. Model 4D375-FF:a. Construction: Flange frame.b. Free Area: 54 percent; based on 48 x 48 inch (1220 x 1220 mm) square unit.c. Beginning Point of Water Penetration: 863 fpm (4.38 mps).d. Shape: Rectangular.e. Shape: Round.f. Shape: Triangle.

11. Model 4DB4-CF:a. Construction: Channel frame.b. Free Area: 50 percent; based on 48 x 48 inch (1220 x 1220 mm) square unit.c. Beginning Point of Water Penetration: 915 fpm (4.65 mps).

12. Model 4DB4-FF:a. Construction: Flange frame.b. Free Area: 52 percent; based on 48 x 48 inch (1220 x 1220 mm) square unit.

13. Hidden mullions allow for continuous blade appearance up to 120 inches (3048 mm).14. Blade Brace Support Angles: Depending on louver size, windload or other special

requirements, louvers will have rear mounted blade support angles that will increase overall depth of the louver.

15. Included Options:a. Sill extension, head flashing.b. Security bars.c. Filter rack.d. Hinged frame, channel subframe.e. Screen: 3/4 x .051 inch (19 x 13 mm), flattened expanded metal, aluminum bird


f. Blank-off panels.

C. Louvers: 4 inch (102 mm) Stationary.1. Construction: 6063-T5 Extruded Aluminum.2. Drainable Head: Channels water to drainable jamb preventing water penetration.3. Louver Size: Requirements exceeding maximum single section size will be built in


mm).4. Frame Depth: 4 inches (102 mm).

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5. Frame Wall Thickness: 0.081 inch (2.1 mm).6. Blade Wall Thickness: 0.081 inch (2.1 mm).7. Blade Position: 37.5 degrees angle.8. Model 4Z375-CF:

a. Construction: Channel frame.b. Free Area: 54 percent; based on 48 x 48 inch (1220 x 1220 mm) square unit.c. Shape: Rectangular. Beginning Point of Water Penetration: 818 fpm (4.16

mps).d. Shape: Round. Beginning Point of Water Penetration: 886 fpm (4.50 mps).e. Shape: Triangle. Beginning Point of Water Penetration: 886 fpm (4.50 mps).

9. Model 4Z375-FF:a. Construction: Flange frame.b. Free Area: 54 percent; based on 48 x 48 inch (1220 x 1220 mm) square unit.c. Beginning Point of Water Penetration: 886 fpm (4.50 mps).d. Shape: Rectangular.e. Shape: Round.f. Shape: Triangle.

10. Model 4ZB4-CF:a. Construction: Channel frame.b. Free Area: 52 percent; based on 48 x 48 inch (1220 x 1220 mm) square unit.

11. Model 4ZB4-FF:a. Construction: Flange frame.b. Free Area: 52 percent; based on 48 x 48 inch (1220 x 1220 mm) square unit.






D. Louvers: 5 inch (127 mm) Stationary, Wind Driven Rain Resistant.1. Construction: 6063-T5 Extruded Aluminum.2. Louver Size: Requirements exceeding maximum single section size will be built in


mm).3. Frame Depth: 5 inches (127 mm).4. Frame Wall Thickness: 0.081 inch (2.1 mm).5. Blade Type: Double-drainable, sight-proof blades.6. Model 5WDRL:

a. Blade Wall Thickness: 0.081 inch (2.1 mm).b. Free Area: 52 percent; based on 48 x 48 inch (1220 x 1220 mm) unit.c. Wind-Driven Rain Performance, AMCA Publication 511:

1) Penetration Class A or B.2) Discharge Loss Class 2.

7. Model 5WDRL-CF:a. Construction: Channel frame.

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b. Miami-Dade County approved.c. Blade Wall Thickness: 0.068 inch (1.7 mm).d. Blade Wall Thickness: 0.081 inch (2.1 mm).e. Free Area: 52 percent; based on 48 x 48 inch (1220 x 1220 mm) unit.f. Beginning Point of Water Penetration: 1250 fpm (6.35 mps).g. Wind-Driven Rain Performance, AMCA Publication 511:


8. Model 5WDRL-HP:a. Construction: Channel frame.b. Blade Wall Thickness: 0.081 inch (2.1 mm).c. Free Area: 46 percent; based on 48 x 48 inch (1220 x 1220 mm) unit.d. Wind-Driven Rain Performance, AMCA Publication 511:

1) Penetration Class A or C.2) Discharge Loss Class 3.

9. Model 5WDRL-V:a. Construction: Channel frame.b. Blade Wall Thickness: 0.065 inch (1.7 mm).c. Free Area: 43 percent; based on 48 x 48 inch (1220 x 1220 mm) unit.d. Wind-Driven Rain Performance, AMCA Publication 511:

1) Penetration Class A or B.10. Blade Brace Support Angles: Depending on louver size, windload or other special





E. Louvers: 6 inch (152 mm) Drainable Stationary.1. Construction: Welded 6063-T5 Extruded Aluminum.2. Drainable Head: Channels water to drainable jamb preventing water penetration.3. Drainable Blade: Channels water to drainable jamb minimizing water cascade



mm).5. Frame Depth: 6 inches (152 mm).6. Frame Wall Thickness: 0.125 inch (3.2 mm).7. Blade Position: 37.5 degrees angle.8. Model 6D375-CF:

a. Construction: Channel frame.b. Free Area: 57 percent; based on 48 x 48 inch (1220 x 1220 mm) square unit.c. Beginning Point of Water Penetration: 962 fpm (4.89 mps).d. Blade Wall Thickness: 0.081 inch (2.1 mm).e. Blade Wall Thickness: 0.125 inch (3.2 mm).f. Shape: Rectangular.g. Shape: Round.

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h. Shape: Triangle.9. Model 6D375-FF:

a. Construction: Flange frame.b. Free Area: 57 percent; based on 48 x 48 inch (1220 x 1220 mm) square unit.c. Beginning Point of Water Penetration: 962 fpm (4.89 mps).d. Blade Wall Thickness: 0.125 inch (3.2 mm).e. Shape: Rectangular.f. Shape: Round.g. Shape: Triangle.

F. Louvers: 6 inch (152 mm) Stationary.1. Construction: Welded 6063-T5 Extruded Aluminum.2. Drainable Head: Channels water to drainable jamb preventing water penetration.3. Louver Size: Requirements exceeding maximum single section size will be built in


mm).4. Frame Depth: 6 inches (152 mm).5. Frame Wall Thickness: 0.125 inch (3.2 mm).6. Blade Wall Thickness: 0.125 inch (3.2 mm).7. Blade Position: 37.5 degrees angle.8. Model 6Z375-CF:

a. Construction: Channel frame.b. Free Area: 57 percent; based on 48 x 48 inch (1220 x 1220 mm) square unit.c. Beginning Point of Water Penetration: 916 fpm (4.65 mps).d. Shape: Rectangular.e. Shape: Round.f. Shape: Triangle.

9. Model 6Z375-FF:a. Construction: Flange frame.b. Free Area: 57 percent; based on 48 x 48 inch (1220 x 1220 mm) square unit.c. Beginning Point of Water Penetration: 916 fpm (4.65 mps).d. Shape: Rectangular.e. Shape: Round.f. Shape: Triangle.






G. Louvers: 7 inch (178 mm) Stationary, Wind Driven Rain Resistant.1. Construction: 6063-T5 Extruded Aluminum.2. Louver Size: Requirements exceeding maximum single section size will be built in

multiple sections and require field assembly. Louvers to be built 1/4 inch (6 mm) smaller than opening size given.

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a. Minimum (WxH): 12 x 12 inch (305 x 305 mm).b. Maximum (WxH): 120 x 84 or 84 x 120 inches (3048 x 2134 or 2134 x 3048

mm).3. Frame Depth: 7 inches (178 mm).4. Frame Wall Thickness: 0.081 inch (2.1 mm).5. Blade Wall Thickness: 0.068 inch (1.7 mm).6. Blade Type: Double-drainable, sight-proof blades.7. Model 7WDRL:

a. Free Area: 47 percent; based on 48 x 48 inch (1220 x 1220 mm) unit.b. Wind-Driven Rain Performance, AMCA Publication 511:


8. Model 7WDRL-V:a. Free Area: 46 percent; based on 48 x 48 inch (1220 x 1220 mm) unit.b. Wind-Driven Rain Performance, AMCA Publication 511:

1) Penetration Class A or B.9. Blade Brace Support Angles: Depending on louver size, windload or other special





H. Finish:1. Mill finish.2. Baked enamel.3. High performance organic coating.4. Prime coat.5. Clear anodized.6. Color anodized.7. Color: To be selected by Architect.8. Color: As indicated on Drawings.9. Color: _____.

2.4 HIGH PERFORMANCE LOUVERS

A. Louvers: High Performance 2 inch (51 mm) Fixed Louver.1. Extruded aluminum construction.2. Louver Size: Requirements exceeding maximum single section size will be built in


mm).3. Frame Depth: 2.16 inches (54.9 mm).4. Frame Wall Thickness: 0.060 inch (1.5 mm).5. Blade Wall Thickness: 0.060 inch (1.5 mm).6. Flanged frame: 1 inch (25 mm).7. Flanged frame: 1.5 inch (38 mm).8. Flanged frame: 2 inch (51 mm).

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9. Flanged frame: 3 inch (76 mm).10. Bird Screen: 3/4 x .051 inch (19 x 13 mm), flattened expanded metal, aluminum bird

screen in removable frame.11. Model APD2:

a. Blade Position: 37 degree angle.b. Free Area: 54 percent; based on 48 x 48 inch (1220 x 1220 mm) unit.c. Beginning Point of Water Penetration: 805 fpm (4.09 mps).

12. Model APEL2:a. Blade Position: 37 degree angle.b. Free Area: 55 percent; based on 48 x 48 inch (1220 x 1220 mm) unit.c. Beginning Point of Water Penetration: 524 fpm (2.66 mps).

13. Model 2HP45-CF:a. Blade: Sight proof blade.b. Free Area: 41 percent; based on 48 x 48 inch (1220 x 1220 mm) unit.c. Beginning Point of Water Penetration: 1195 fpm (6.07 mps).d. Hinged frame, channel subframe.

14. Blade Brace Support Angles: Depending on louver size, windload or other special requirements, louvers will have rear mounted blade support angles that will increase overall depth of the louver.

15. Included Options:a. Extended sill.b. Glazing adapter, 0.50 inch (13 mm).c. Glazing adapter, 0.75 inch (19 mm).d. Insect screen.e. Filter rack.f. Security bars.g. Hinges sub frame.h. Welded construction.i. Blank-off panel, non-insulated, no screen.j. Blank-off panel, non-insulated, with screen.k. Blank-off panel, insulated double wall, no screen.l. Blank-off panel, insulated double wall, with screen.

B. Louvers: High Performance 4 inch (102 mm) Fixed Louver.1. Extruded aluminum construction.2. Louver Size: Requirements exceeding maximum single section size will be built in

multiple sections and require field assembly.a. Minimum (WxH): 12 x 12 inch (305 x 305 mm).b. Maximum (WxH): 120 x 84 or 84 x 120 inches (3048 x 2134 or 2134 x 3048

mm).3. Flanged frame: 1 inch (25 mm).4. Flanged frame: 1.5 inch (38 mm).5. Flanged frame: 2 inch (51 mm).6. Flanged frame: 3 inch (76 mm).7. Bird Screen: 3/4 x .051 inch (19 x 13 mm), flattened expanded metal, aluminum bird


a. Frame Depth: 4.19 inches (106 mm).b. Frame Wall Thickness: 0.081 inches (2.06 mm).c. Frame Wall Thickness: 0.125 inches (3.18 mm).d. Blade Wall Thickness: 0.081 inches (2.06 mm).e. Bade Wall Thickness: 0.125 inches (3.18 mm).f. Blade Position: 37 degree angle.g. Free Area: 50 percent; based on 48 x 48 inch (1220 x 1220 mm) square unit.h. Beginning Point of Water Penetration: 1056 fpm (5.36 mps).i. Split Deflection: 45 degree and 0 degree blades.

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9. Model APDD4:a. Frame Depth: 4.20 inches (107 mm).b. Frame Wall Thickness: 0.081 inches (2.06 mm).c. Blade Wall Thickness: 0.094 inches (2.39 mm).d. Blade Position: 39 degree angle.e. Free Area: 43 percent; based on 48 x 48 inch (1220 x 1220 mm) square unit.f. Beginning Point of Water Penetration: 1034 fpm (5.25 mps).

10. Model APEL4:a. Frame Depth: 4.16 inches (106 mm).b. Frame Wall Thickness: 0.081 inches (2.06 mm).c. Blade Wall Thickness: 0.081 inches (2.06 mm).d. Blade Position: 40 degree angle.e. Free Area: 53 percent; based on 48 x 48 inch (1220 x 1220 mm) square unit.f. Beginning Point of Water Penetration: 995 fpm (5.05 mps).

11. Model APHV4: Snow Resistant.a. Frame Depth: 4.16 inches (106 mm).b. Frame Wall Thickness: 0.081 inches (2.06 mm).c. Horizontal, Front Blade Wall Thickness: 0.060 inches (1.52 mm).d. Vertical, Rear Blade Wall Thickness: 0.060 inches (1.52 mm).e. Free Area: 48 percent; based on 48 x 48 inch (1220 x 1220 mm) square unit.f. Beginning Point of Water Penetration: Greater than 1250 fpm (6.35 mps).


C. Louvers: High Performance 4 inch (102 mm) Hurricane Louver.1. Extruded aluminum construction.2. Model DCFL-D-4.3. Standards Compliance: Miami-Dade approved.4. Louver Size: Requirements exceeding maximum single section size will be built in


mm).5. Frame Depth: 4.16 inches (106 mm).6. Frame Wall Thickness: 0.125 inches (3.18 mm).7. Blade Wall Thickness: 0.081 inch (2.1 mm).8. Blade Position: 37 degree angle.9. Flanged frame: 1 inch (25 mm).10. Flanged frame: 1.5 inch (38 mm).11. Flanged frame: 2 inch (51 mm).12. Flanged frame: 3 inch (76 mm).13. Bird Screen: 3/4 x .051 inch (19 x 13 mm), flattened expanded metal, aluminum bird

screen in removable frame.14. Free Area: 50 percent; based on 48 x 48 inch (1220 x 1220 mm) square unit.15. Beginning Point of Water Penetration: Greater than 1250 fpm (6.35 mps).

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16. Included Options:a. Extended sill.b. Insect screen.c. Filter rack.d. Security bars.e. Aluminum Sleeve: 0.060 inch (1.52 mm) thickness, 12 inch (305 mm) deep.f. Aluminum Sleeve: 0.090 inch (2.29 mm) thickness, 12 inch (305 mm) deep.

D. Louvers: High Performance 5 inch (127 mm) Fixed Louver.1. Extruded aluminum construction.2. Model APWDV5 Stationary Louver.3. Louver Size: Requirements exceeding maximum single section size will be built in

multiple sections and require field assembly.a. Minimum (WxH): 12 x 12 inch (305 x 305 mm).b. Maximum (WxH): 72 x 120 inches (1829 x 3048 mm).

4. Frame Depth: 5.1 inches (130 mm).5. Frame Wall Thickness: 0.081 inches (2.06 mm).6. Blade Wall thickness: 0.063 inches (1.6 mm).7. Blade Profile: Sight proof.8. Flanged frame: 1.5 inch (38 mm).9. Bird Screen: 3/4 x .051 inch (19 x 13 mm), flattened expanded metal, aluminum bird

screen in removable frame.10. Beginning Point of Water Penetration: Greater than 1250 fpm (6.35 mps).11. Free Area: 48 percent; based on 48 x 48 inch (1220 x 1220 mm) square unit.

E. Louvers: High Performance 6 inch (152 mm) Fixed Louver.1. Extruded aluminum construction.2. Louver Size: Requirements exceeding maximum single section size will be built in




a. Frame Depth: 6.20 inches (157 mm).b. Frame Wall Thickness: 0.125 inches (3.18 mm).c. Blade Wall Thickness: 0.081 inches (2.06 mm).d. Bade Wall Thickness: 0.125 inches (3.18 mm).e. Blade Position: 37 degree angle.f. Free Area: 54 percent; based on 48 x 48 inch (1220 x 1220 mm) square unit.g. Beginning Point of Water Penetration: Greater than 1250 fpm (6.35 mps).

9. Model APDD6:a. Frame Depth: 6.20 inches (157 mm).b. Frame Wall Thickness: 0.125 inches (3.18 mm).c. Blade Wall Thickness: 0.110 inches (2.79 mm).d. Blade Position: 39 degree angle.e. Free Area: 50 percent; based on 48 x 48 inch (1220 x 1220 mm) square unit.f. Beginning Point of Water Penetration: 935 fpm (4.75 mps).

10. Model APHFA6:a. Frame Depth: 6.20 inches (157 mm).b. Frame Wall Thickness: 0.125 inches (3.18 mm).

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c. Blade Wall Thickness: 0.081 inches (2.06 mm).d. Blade Position: 37 degree angle.e. Free Area: 60 percent; based on 48 x 48 inch (1220 x 1220 mm) square unit.f. Beginning Point of Water Penetration: 915 fpm (4.65 mps).

11. Model D-HV-4: Snow Resistant.a. Standards Compliance:

1) AMCA 540.2) AMCA 550.3) Florida Product Approval.4) AMCA 500-L.5) ASTM E330.6) ASTM E1886.

b. Frame Depth: 6.26 inches (159 mm).c. Frame Wall Thickness: 0.125 inches (3.18 mm).d. Horizontal, Front Blade Wall Thickness: 0.081 inches (2.06 mm).e. Vertical, Rear Blade Wall Thickness: 0.081 inches (2.06 mm).f. Free Area: 41 percent; based on 48 x 48 inch (1220 x 1220 mm) square unit.


F. Louvers: High Performance 6 inch (152 mm) Hurricane Louver.1. Extruded aluminum construction.2. Model DCFL-D-6.3. Standards Compliance: Miami-Dade approved.4. Louver Size: Requirements exceeding maximum single section size will be built in

multiple sections and require field assembly.a. Minimum (WxH): 12 x 12 inch (305 x 305 mm).b. Maximum (WxH): 72 x 72 inches (1829 x 1829 mm).

5. Frame Depth: 6.20 inches (157 mm).6. Frame Wall Thickness: 0.125 inches (3.18 mm).7. Blade Wall Thickness: 0.081 inch (2.1 mm).8. Blade Position: 37 degree angle.9. Flanged frame: 1 inch (25 mm).10. Flanged frame: 1.5 inch (38 mm).11. Flanged frame: 2 inch (51 mm).12. Flanged frame: 3 inch (76 mm).13. Bird Screen: 3/4 x .051 inch (19 x 13 mm), flattened expanded metal, aluminum bird

screen in removable frame.14. Free Area: 52 percent; based on 48 x 48 inch (1220 x 1220 mm) square unit.15. Beginning Point of Water Penetration: 922 fpm (4.68 mps).16. Included Options:

a. Extended sill.b. Insect screen.c. Filter rack.d. Security bars.

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e. Aluminum Sleeve: 0.060 inch (1.52 mm) thickness, 12 inch (305 mm) deep.f. Aluminum Sleeve: 0.090 inch (2.29 mm) thickness, 12 inch (305 mm) deep.

G. Louvers: High Performance 7 inch (178 mm) Fixed Louver.1. Extruded aluminum construction.2. Model: APXSD7 Stationary Louver.3. Frame Depth: 7 inches (178 mm).4. Frame Wall Thickness: 0.081 inches (2.06 mm).5. Blade Wall Thickness: 0.081 inches (2.06 mm).6. Blade Profile: Sight proof.7. Free Area: 45 percent; based on 48 x 48 inch (1220 x 1220 mm) square unit.8. Beginning Point of Water Penetration: Greater than 1250 fpm (6.35 mps).9. Louver Size: Requirements exceeding maximum single section size will be built in



screen in removable frame.15. Included Options:

a. Extended sill.b. Glazing adapter, 0.50 inch (13 mm).c. Glazing adapter, 0.75 inch (19 mm).d. Insect screen.e. Filter rack.f. Security bars.g. Hinges sub frame.h. Welded construction.i. Blank-off panel, non-insulated, no screen.j. Blank-off panel, non-insulated, with screen.k. Blank-off panel, insulated double wall, no screen.l. Blank-off panel, insulated double wall, with screen.

H. Finish:1. Mill finish.2. Baked enamel.3. High performance organic coating.4. Prime coat.5. Clear anodized.6. Color anodized.7. Color: To be selected by Architect.8. Color: As indicated on Drawings.9. Color: _____.

2.5 PTAC LOUVERS

A. Louvers: 1.25 inch (32 mm) Stationary.1. Construction: 6063-T6 Extruded Aluminum.2. Frame Wall Thickness: 0.063 inch (1.6 mm).3. Blade Wall Thickness: 0.063 inch (1.6 mm).4. Blade Position: 42 degree angle.5. Brace Bars: As required.

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6. Model PTG-142 Grille. Depth: 1.25 inch (32 mm).7. Model PTG-151 Grille. Depth: 1.29 inch (33 mm).8. Included Options:

a. Frame adaptor.b. Insect screen.c. Bird screen.d. Blank-off panels, insulated.e. Blank-off panels, non-insulated.

B. Louvers: 1 inch (25 mm) Stationary.1. Construction: 6063-T6 Extruded Aluminum.2. Frame Wall Thickness: 0.063 inch (1.6 mm).3. Blade Wall Thickness: 0.063 inch (1.6 mm).4. Blade Position: 42 degree angle.5. Weep holes as required.6. Brace Bars: As required.7. Model PTG-1371 Grille.

a. Depth: 1 inch (25 mm).b. Position 1, flange at rear.

8. Model PTG-1372 Grille.a. Depth: 1 inch (25 mm).b. Position 2, flange at front.

9. Model PTG-1491 Grille.a. Depth: 1.265 inch (32 mm).b. Position 1, flange at rear.

10. Model PTG-1492 Grille.a. Depth: 1.265 inch (32 mm).b. Position 2, flange at front.

11. Included Options:a. Frame adaptor.b. Insect screen.c. Bird screen.d. Blank-off panels, insulated.e. Blank-off panels, non-insulated.

C. Finish:1. Mill finish.2. High performance organic coating.3. Color: To be selected by Architect.4. Color: As indicated on Drawings.5. Color: _____.

2.6 SUNSHADES

A. Construction: Welded, 6063-T6 extruded aluminum.

B. Construction: Mechanically fastened, 6063-T6 extruded aluminum.

C. Sunshade Configuration:1. Configuration as indicated on Drawings.2. Sunshade Depth: As indicated on Drawings.3. Sunshade Depth: _____.4. Sunshade Length: As indicated on Drawings.5. Sunshade Length: _____.6. Blade Depth: 2 inches (51 inches).7. Blade Depth: 4 inches (102 inches).8. Blade Depth: 6 inches (152 inches).

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9. Blade Depth: 8 inches (203 inches).10. Blade Depth: As indicated on Drawings.11. Blade Depth: _____.12. Blade Profile: Louver.13. Blade Profile: Tubular.14. Blade Profile: Airfoil.15. Blade Profile: As indicated on Drawings.16. Blade Profile: _____.17. Blade Position: As indicated on Drawings.18. Blade Position: _____.19. Outrigger Shape: As indicated on Drawings.20. Outrigger Shape: _____.

D. Finish:1. Mill finish.2. Baked enamel.3. High performance organic coating.4. Prime coat.5. Clear anodized.6. Color anodized.7. Color: To be selected by Architect.8. Color: As indicated on Drawings.9. Color: _____.

2.7 CUSTOM GRILLES

A. Construction: Welded, 6063-T6 extruded aluminum.

B. Grille Configuration:1. Grille Size: As indicated on Drawings.2. Grille Size: _____.3. Frame Depth: As indicated on Drawings.4. Frame Depth: _____.5. Frame Wall Thickness: As indicated on Drawings.6. Frame Wall Thickness: _____.7. Blade Wall Thickness: As indicated on Drawings.8. Blade Wall Thickness: _____.9. Blade Shape: As indicated on Drawings.10. Blade Shape: _____.11. Blade Position: As indicated on Drawings.12. Blade Position: _____.

C. Included Options:1. Sill extension, head flashing.2. Security bars.3. Filter rack.4. Hinged frame, channel subframe.5. Screen: 3/4 x .051 inch (19 x 13 mm), flattened expanded metal, aluminum bird


6. Blank-off panels.

D. Finish:1. PVDF finish, AAMA 2604 compliant.2. PVDF finish, AAMA 2605 compliant.3. Color: To be selected by Architect.4. Color: As indicated on Drawings.

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5. Color: _____.

2.8 LOUVER SCREENS

A. General: Provide exterior louvers with louver screens as manufactured by Air Performance LLC.1. Screen Location for Fixed Louvers: Interior face.2. Screen Location for Adjustable Louvers: Interior face, unless otherwise indicated.3. Screen Location for Adjustable Louvers: Exterior face, unless otherwise indicated.4. Screening Type: Bird screening, unless otherwise indicated.5. Screening Type: Insect screening, unless otherwise indicated.6. Screening Type: _____.

B. Attachment: Secure screens to louver frames with stainless-steel machine screws, spaced 18 inches (458 mm) o.c.

C. Louver Screen Frames: As manufactured by Air Performance LLC; to sizes indicated on Drawings.1. Fabrication: Mitered corners.2. Metal: Roll formed aluminum.3. Finish: Same finish as louver frames to which louver screens are attached.4. Finish: Mill finish, unless otherwise indicated.5. Type: Rewirable frames with a driven spline or insert for securing screen mesh.6. Type: Non-rewirable, U-shaped frames for permanently securing screen mesh.

D. Louver Screening: As manufactured by Air Performance LLC.1. Bird Screening: Flattened, expanded aluminum, 3/4 by 0.050 inch (19 by 1.27 mm)

thick.2. Bird Screening: Flattened, expanded aluminum, 3/4 inch by 0.125 inch (19 by 3.18

mm) thick.3. Bird Screening: Aluminum, 1/2 inch (12.7 mm) square mesh, 0.063 inch (1.6 mm)

wire.4. Bird Screening: Aluminum, 1/4 inch (6.35 mm) square mesh, 0.047 inch (1.19 mm)

wire.5. Bird Screening: Aluminum, 1 inch (25.4 mm) square mesh, 0.120 inch (3.05 mm) wire.6. Bird Screening: Stainless steel, 1/2 inch (12.7 mm) square mesh, 0.047 inch (1.19

mm) wire.7. Bird Screening: Stainless steel, 1 inch (25.4 mm) square mesh, 0.063 inch (1.60 mm)

wire.8. Insect Screening: Aluminum, 18-by-16 (1.4-by-1.6 mm) mesh, 0.012 inch (0.30 mm)

wire.9. Insect Screening: Stainless steel, 18-by-18 (1.4-by-1.4 mm) mesh, 0.009 inch (0.23

mm) wire.

2.9 BLANK-OFF PANELS

A. General: Provide blank-off panels as manufactured by Air Performance LLC.1. Attachment: Blank-off panels shall be fastened to the interior face of the louver.2. Attachment: Blank-off panels shall be silicone wet sealed and fastened to the interior

face of the louver.

B. Non-Insulating, Blank-off Panels: Metal sheet as manufactured by Air Performance LLC.1. Aluminum Sheet:

a. 0.050 inch (1.2 mm) thickness, precoat black.b. 0.063 inch (1.6 mm) thickness, finished to match exterior and/or interior.c. 0.125 inch (3.2 mm) thickness, finished to match exterior and/or interior.

2. Blank-off panel construction: Fabrication method is single sheet. Gasket materials,

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edge treatments, and sealed edges are not by.

C. Insulating Blank-off Panels: Metal-faced panels consisting of insulating core as manufactured by Air Performance LLC.1. Metal Facing Sheets: Aluminum sheet, 0.032 inch (0.8 mm) thick, precoat black.2. Metal Facing Sheets: Aluminum sheet, 0.063 inch (1.6 mm) thick, finished to match

finished to match exterior and/or interior.3. Metal Facing Sheets: Aluminum sheet, 0.125 inch (3.2 mm) thick, finished to match

finished to match exterior and/or interior4. Thickness: 1 inch (25 mm).5. Thickness: 2 inch (50 mm).6. Insulating Core: Mineral Wool.

a. Semi-rigid, non-combustible, mineral wool thermal insulation board; will comply with ASTM C612, Minimum R-value of 4.2 per 1 inch (25 mm) of thickness at 75 degrees F (24 degrees C) mean temperature, Minimum Density of 4.4 lbs./cu.ft. (70 kg/cu.m.)

b. MEA Approval - New York City (331-97-M) and Los Angeles (RR 25444) approved for compliance and performance.

7. Insulating Core: Extruded Polystyrene.a. Rigid cellular thermal insulation will comply with ASTM C578, Minimum R-value

of 5.0 per 1 inch (25 mm) of thickness at 75 degrees F (24 degrees C) mean temperature, Minimum Density of 1.5 lbs./cu.ft. (24 kg/cu.m.)

8. Blank-off Panel Construction: Fabrication method shall be pan-in-pan. Gasket materials, edge treatments, and sealed edges are not by The.

9. Seal perimeter joints between panel faces and louver frames.

2.10 MISCELLANEOUS MATERlALS

A. Fasteners: Of same basic metal and alloy as fastened metal or 300 series stainless steel, unless otherwise indicated. Do not use metals that are incompatible with joined materials.1. Use types and sizes to suit unit installation conditions.

B. Anchors and Inserts: Of type, size, and material required for loading and installation indicated. Use nonferrous metal or hot-dip galvanized anchors and inserts for exterior installations and elsewhere as needed for corrosion resistance. Use toothed steel or expansion bolt devices for drilled-in-place anchors.

C. Bituminous Paint: Cold-applied asphalt mastic complying with SSPC-Paint 12 but containing no asbestos fibers, or cold-applied asphalt emulsion complying with ASTM D 1187.

2.11 FABRICATI0N

A. Assemble units in factory to minimize field splicing and assembly. Disassemble units as necessary for shipping and handling limitations. Clearly mark units for reassembly and coordinated installation.1. Continuous Vertical Assemblies: Where height of units exceeds fabrication and

handling limitations, fabricate units to permit field-bolted assembly with close-fitting joints in jambs and mullions, reinforced with splice plates and without interrupting blade-spacing, or grille or screen pattern.

B. Maintain equal louver blade spacing to produce uniform appearance.

C. Fabricate frames, including integral sills for louvers, to fit in openings of sizes indicated, with allowances made for fabrication and installation tolerances, adjoining materials' tolerances, and perimeter sealant joints.

D. Include supports, anchorages, and accessories required for complete assembly.

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2.12 FlNlSHES

A. Comply with NAAMM's "Metal Finishes Manual for Architectural and Metal Products" for recommendations for applying and designating finishes.

B. Finish units after assembly.

C. Compliance: Finish designations prefixed by AA comply with system established by the Aluminum Association for designating aluminum finishes.

D. Class I, Clear Anodic Finish: AA-M12C22A41 complying with AAMA 611.1. Mechanical Finish: Nonspecular as fabricated.2. Chemical Finish: Etched, medium matte.3. Anodic Coating: Architectural Class I, clear coating 0.018 mm or thicker.

E. Class I, Color Anodic Finish: AA-M12C22A42/A44 complying with AAMA 611.1. Mechanical Finish: Nonspecular as fabricated.2. Chemical Finish: Etched, medium matte.3. Anodic Coating: Architectural Class I, integrally colored or electrolytically deposited

color coating 0.018 mm or thicker. Color to fall in standard range for color variation in anodic finishes.

4. Color: Champagne bronze.5. Color: Light bronze.6. Color: Medium bronze.7. Color: Dark bronze.8. Color: Extra Dark bronze.9. Color: Black.10. Color: To be selected by Architect.

F. High-Performance Organic Coating Finish: AA-C12C42R1x.1. Prepare, pretreat, and apply coating to exposed metal surfaces to comply with coating

and resin manufacturers' written instructions.2. Chemical Finishes: Cleaned with inhibited chemicals and acid-chromate-fluoride-

phosphate conversion coating.3. Fluoropolymer Two-Coat Coating System: Manufacturer's standard two-coat,

thermocured system consisting of specially formulated inhibitive primer and fluoropolymer color topcoat containing not less than 70 percent polyvinylidene fluoride resin by weight; complying with AAMA 2605.a. Color: As indicated on Drawings.b. Color: Match Architect's sample.c. Color: To be selected by Architect from manufacturer's full range of colors.d. Color: _____.

4. Fluoropolymer Three-Coat Coating System: Manufacturer's standard three-coat, thermocured system consisting of specially formulated inhibitive primer, fluoropolymer color coat, and clear fluoropolymer topcoat, with both color coat and clear topcoat containing not less than 70 percent polyvinylidene fluoride resin by weight; complying with AAMA 2605.a. Color: As indicated on Drawings.b. Color: Match Architect's sample.c. Color: To be selected by Architect from manufacturer's full range of colors.d. Color: _____.

PART 3 EXECUTION

3.1 EXAMINATION

A. Do not begin installation until substrates have been properly constructed and prepared.

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B. If substrate preparation is the responsibility of another installer, notify Architect in writing of unsatisfactory preparation before proceeding.

3.2 PREPARATION

A. Clean surfaces thoroughly prior to installation.

B. Prepare surfaces using the methods recommended by the manufacturer for achieving the best result for the substrate under the project conditions.

C. Do not proceed with installation until substrates and nailers have been prepared using the methods recommended by the manufacturer and deviations from manufacturer's recommended tolerances are corrected. Commencement of installation constitutes acceptance of conditions.

3.3 INSTALLATION

A. Install in accordance with manufacturer's instructions approved submittals and in proper relationship with adjacent construction.1. Locate and place units level, plumb, and at indicated alignment with adjacent work.2. Use concealed anchorages where possible. Provide brass or lead washers fitted to

screws where required to protect metal surfaces and to make a weathertight connection.

3. Form closely fitted joints with exposed connections accurately located and secured.4. Provide perimeter reveals and openings of uniform width for sealants and joint fillers

as indicated on Drawings.5. Repair finishes damaged by cutting, welding, soldering, and grinding. Restore finishes

so no evidence remains of corrective work. Return items that cannot be refinished in the field to the factory, make required alterations, and refinish entire unit or provide new units.

6. Protect galvanized and nonferrous-metal surfaces from corrosion or galvanic action by applying a heavy coating of bituminous paint on surfaces that will be in contact with concrete, masonry, or dissimilar metals.

B. Install concealed gaskets, flashings, joint fillers, and insulation, as installation progresses, where weathertight joints are required. Comply with Division 7 Section "Joint Sealants" for sealants applied during installation.

3.4 FIELD QUALITY CONTROL

A. Field Inspection: Coordinate field inspection in accordance with appropriate sections in Division 01.

B. Manufacturer's Services: Coordinate manufacturer's services in accordance with appropriate sections in Division 01.

C. Test operation of adjustable louvers and adjust as needed to produce fully functioning units that comply with requirements.

3.5 CLEANING AND PROTECTION

A. Clean products in accordance with the manufacturer's recommendations.

B. Protect products from damage until completion of project. Use temporary protective coverings where needed and approved by manufacturer. Remove protective covering at the time of Substantial Completion.

C. Touch-up, repair or replace damaged products before Substantial Completion.

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END OF SECTION

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