CleanAIR Systems © 2009 All Rights Reserved

Diesel Oxidation Converters (DOC)

Diesel Particulate Filters (DPF)

CleanAIR Systems © 2009 All Rights Reserved

CleanAIR Systems

CleanAIR Systems is: a vertically integrated, market driven, technology-based company that develops, designs and manufactures after-treatment emissions control systems for internal combustion engines.

CleanAIR Systems © 2009 All Rights Reserved

Core Technologies

Systems Integration &

Electronic Controls

Systems Integration &

Electronic Controls

DPFCatalyst

Manufacturing

DPFCatalyst

Manufacturing

DOC/TWCCatalyst

Manufacturing

DOC/TWCCatalyst

Manufacturing

Metal Fabrication & Manufacturing

Metal Fabrication & Manufacturing

Engineering-design

-modeling-testing

Engineering-design

-modeling-testing

SCRCatalyst

Manufacturing

SCRCatalyst

Manufacturing

Core Technologies

Core Technologies

CleanAIR Systems © 2009 All Rights Reserved

Vertically Integrated

Engineering• Design• CFD (flow/dP)• Structural• Noise• Testing / controls

Manufacturing• Catalyst• Substrate coating• Metal Fabrication• Welding• Assembly

Benefits• Control costs• Maintain quality• High velocity

• Substrate• Precious Metals• Insulation• Stainless Steel

Design Testing Manufacturing

CleanAIR Systems © 2009 All Rights Reserved

Products – General Overview

Materials 304L stainless steel MIG & TIG welding 16 to 10 gauge metal Bead blast finish

Catalysts Cordierite substrates Precious metal catalyst

All materials are non-toxic

Made in USA

CleanAIR Systems © 2009 All Rights Reserved

Products

CleanAIR Systems © 2009 All Rights Reserved

Diesel Oxidation CatalystsDiesel Oxidation Catalysts

ASSURE™ DOC Flow-Thru oxidation catalyst for diesel engines Reduces CO/HC (90%), PM (~20%)

ASSURE™ OC Flow-Thru oxidation catalyst for spark-ignited engines Reduces CO/HC (>90%)

Applications: generators, construction equipment, buses, trucks, mining equipment and forklifts

CleanAIR Systems © 2009 All Rights Reserved

Diesel Oxidation CatalystsDiesel Oxidation Catalysts

CleanAIR Systems © 2009 All Rights Reserved

Diesel Particulate Filters

PERMIT™ Filter Ceramic wall-flow catalyzed filter formulated for diesel

engines

CARB Verified Level 3+, > 85% PM reduction

Reduces CO and HC > 95%

Passive regeneration – 300C, 30% of duty cycle using ultra-low sulfur diesel (ULSD)

Applications: generators, pumps, some off-road applications

CleanAIR Systems © 2009 All Rights Reserved

Diesel Particulate Filters

CleanAIR Systems © 2009 All Rights Reserved

Comparison of CARB Verified, Level 3+ Technologyfor Stationary Engines with greater than 85% reduction of PM

CleanAIR Systems

Other Manufacturersof

Emissions Control Technology

Verified for both prime power & emergency generators – Level 3+ √ some

Passive regeneration at 300°C √ some

Integrated manufacturing √ none

Substantially reduces both hydrocarbons and carbon monoxide by >90% √ some

All 304 stainless steel packaging - standard √ some

Advanced, proprietary non-washcoat technology √ none

Light-weight, rigid silencer design √ none

Double walled, fully insulated silencer construction - standard √ some

Supplies proprietary backpressure/temperature monitor and datalogger with multi-level software

√ some

No charge for product support √ some

Offers custom product engineering & design √ none

In-house testing facility √ some

Optional safe non-thermal filter cleaning system √ None

Only US-owned manufacturer of catalysts and catalysts systems √ None

Yes (Standard) = √ some none

CleanAIR Systems © 2009 All Rights Reserved

Combined Technology

Silencer combined with:

PERMIT™ Filters or ASSURE™ DOCs Reduces PM, HC and CO

Industrial, Critical or Super-Critical Grade Sound Attenuation

Ability to upgrade or add addition

DPFs or DOCs in the future

CleanAIR Systems © 2009 All Rights Reserved

Cut-Away View – Silencer with DPFs or DOCs

Outlet

PERMIT Filters or

ASSURE DOCs

Inlet

PERMIT Filters or

ASSURE DOCs

CleanAIR Systems © 2009 All Rights Reserved

CleanAIR Systems

www.cleanairsys.com

800-355-5513

505-474-4120

Products to Reduce Pollution