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The Future Standard Of High Performance Glass

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Eco Cool Brochure

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Safety That Optimizes Performance & Keeps The Noise Down

The Future Standard Of High Performance Glass

Eco Cool

The Eco Cool range of high performance insulating glasses deliver superb spectral

selection, energy saving potential, aesthetic flexibility and appeal. The high

performance glass has a multifunctional coating with multilayer stack to meet the

defined or desired spectral performance criteria. Coatings have been carefully

selected to offer high quality bonding to the glass substrate, along with durability

and abrasion resistance.

While viewing through the glass, the neutrality of colours of the surroundings is

retained to the maximum possible extent which delivers a natural feel to the viewer.

Available in avariety of colours and also offering excellent properties with a

combination of solar control, optimum light transmission/reflection and thermal

insulation, Eco Cool Glass renders the exceptional qualities of vibrance and

endurance.

The Features of Eco Cool:

Variety

The different coatings on clear and body tinted glass substrates offer a wide range of

colours and reflectivity.

Advantages

Choosing Eco Cool Glass can result in significantly reduced air conditioning as well as

heating costs without sacrificing clear views and daylight. The enhanced thermal

insulating properties lead to warmer glass surface temperatures, reducing cold airflow &

condensation in cold weather as well as exterior condensation in hot & humid climates.

Applications

Whether employed externally for facades, roof lights and conservatories. Eco Cool Glass

provides the solutions architects and planners are seeking in glass design. This offers the

ability to combine solar control with sound proofing, insulating or security glass.

Solar Performance

The enhanced selectivity guarantees maximum energy savings along with the high visible

light transmission. Eco Cool Glass has the capability to selectively block or transmit solar

rays according to their wavelength. Most of the heat radiation is reflected while natural

daylight is transmitted inside.

Thermal Performance

Eco Cool Glass provides improved thermal insulation for low U-values without a second

low-e coating and confirms to ECBC 2007 guidelines for energy saving glass in buildings.

Eco Cool

The Eco Cool range of high performance insulating glasses deliver superb spectral

selection, energy saving potential, aesthetic flexibility and appeal. The high

performance glass has a multifunctional coating with multilayer stack to meet the

defined or desired spectral performance criteria. Coatings have been carefully

selected to offer high quality bonding to the glass substrate, along with durability

and abrasion resistance.

While viewing through the glass, the neutrality of colours of the surroundings is

retained to the maximum possible extent which delivers a natural feel to the viewer.

Available in avariety of colours and also offering excellent properties with a

combination of solar control, optimum light transmission/reflection and thermal

insulation, Eco Cool Glass renders the exceptional qualities of vibrance and

endurance.

The Features of Eco Cool:

Variety

The different coatings on clear and body tinted glass substrates offer a wide range of

colours and reflectivity.

Advantages

Choosing Eco Cool Glass can result in significantly reduced air conditioning as well as

heating costs without sacrificing clear views and daylight. The enhanced thermal

insulating properties lead to warmer glass surface temperatures, reducing cold airflow &

condensation in cold weather as well as exterior condensation in hot & humid climates.

Applications

Whether employed externally for facades, roof lights and conservatories. Eco Cool Glass

provides the solutions architects and planners are seeking in glass design. This offers the

ability to combine solar control with sound proofing, insulating or security glass.

Solar Performance

The enhanced selectivity guarantees maximum energy savings along with the high visible

light transmission. Eco Cool Glass has the capability to selectively block or transmit solar

rays according to their wavelength. Most of the heat radiation is reflected while natural

daylight is transmitted inside.

Thermal Performance

Eco Cool Glass provides improved thermal insulation for low U-values without a second

low-e coating and confirms to ECBC 2007 guidelines for energy saving glass in buildings.

Short Lead Times

Since Eco Cool Glass can be fabricated locally, lead times for new orders and

replacements are much shorter compared to conventional soft coated glass.

Availability

The post temperable range of Eco Cool Glass is available in jumbo and lehr end size

instandard thickness of 4, 5, 6 and 8 mm. Other thickness or laminated glass is available

upon request.

A green building is one which uses less water, optimises energy efficiency, conserves

natural resources, generates less waste and provides healthier spaces for occupants, as

compared to a conventional building.

About CII

The Confederation of Indian Industry (CII) works to create and sustain an environment

conducive to the growth of industry in India, partnering industry and government alike

through advisory and consultative processes.

CII is a non-government, not-for-profit, industry led and industry managed organization

playing a proactive role in India's development process. Founded over 117 years ago it is

India's premier business association, with a direct membership of over 6600 organizations

from the private as well as public sectors, including SMEs & MNCs, and an indirect

membership of over 90,000 companies from around 250 national and regional sectoral

associations.

Short Lead Times

Since Eco Cool Glass can be fabricated locally, lead times for new orders and

replacements are much shorter compared to conventional soft coated glass.

Availability

The post temperable range of Eco Cool Glass is available in jumbo and lehr end size

instandard thickness of 4, 5, 6 and 8 mm. Other thickness or laminated glass is available

upon request.

A green building is one which uses less water, optimises energy efficiency, conserves

natural resources, generates less waste and provides healthier spaces for occupants, as

compared to a conventional building.

About CII

The Confederation of Indian Industry (CII) works to create and sustain an environment

conducive to the growth of industry in India, partnering industry and government alike

through advisory and consultative processes.

CII is a non-government, not-for-profit, industry led and industry managed organization

playing a proactive role in India's development process. Founded over 117 years ago it is

India's premier business association, with a direct membership of over 6600 organizations

from the private as well as public sectors, including SMEs & MNCs, and an indirect

membership of over 90,000 companies from around 250 national and regional sectoral

associations.

About IGBC

IGBC which is part of CII- Sohrabji Godrej Green Business Centre, is actively involved in

promoting the Green Building concept in India.

The council is represented by all stakeholders of construction industry comprising of

Corporate, Government & Nodal Agencies, Architects, Product manufacturers, Institutions.

The council operates on a consensus based approach and member-driven.

The vision of the council is to usher green building revolution and India to become one of

the world leaders in green buildings by 2015.

IGBC Services:

IGBC is facilitating the green building movement through the following services:

Ÿ Certification of Green Buildings in India

Ÿ IGBC Accredited Professional examination

Ÿ Green Building workshops & training programs

Ÿ Green Building missions

Ÿ Green Building Congress - India's flagship event on green buildings

Ideal Applications of Eco Cool Glass

Improved Energy Performance

Eco Cool minimizes the use of energy and expenses associated with operation costs of a

building. It is estimated that savings generated with such facades can amount to almost a

quarter of the total expenditure.

LEED Rated Building Facades

Gathering LEED credits by maximizing the use of natural light in buildings for the well

being of the occupants makes Eco Cool an environmentally preferable product for LEED

building construction.

Energy Conservation Projects

If sustainability is a requirement, Eco Cool provides it. Buildings can use smaller, more

efficient HVAC systems, dramatically reducing energy consumption. A low carbon

footprint should be factored in the construction materials, as they are a particularly big

concern while striving for sustainable construction.

About IGBC

IGBC which is part of CII- Sohrabji Godrej Green Business Centre, is actively involved in

promoting the Green Building concept in India.

The council is represented by all stakeholders of construction industry comprising of

Corporate, Government & Nodal Agencies, Architects, Product manufacturers, Institutions.

The council operates on a consensus based approach and member-driven.

The vision of the council is to usher green building revolution and India to become one of

the world leaders in green buildings by 2015.

IGBC Services:

IGBC is facilitating the green building movement through the following services:

Ÿ Certification of Green Buildings in India

Ÿ IGBC Accredited Professional examination

Ÿ Green Building workshops & training programs

Ÿ Green Building missions

Ÿ Green Building Congress - India's flagship event on green buildings

Ideal Applications of Eco Cool Glass

Improved Energy Performance

Eco Cool minimizes the use of energy and expenses associated with operation costs of a

building. It is estimated that savings generated with such facades can amount to almost a

quarter of the total expenditure.

LEED Rated Building Facades

Gathering LEED credits by maximizing the use of natural light in buildings for the well

being of the occupants makes Eco Cool an environmentally preferable product for LEED

building construction.

Energy Conservation Projects

If sustainability is a requirement, Eco Cool provides it. Buildings can use smaller, more

efficient HVAC systems, dramatically reducing energy consumption. A low carbon

footprint should be factored in the construction materials, as they are a particularly big

concern while striving for sustainable construction.

ValueU

To

2 W /m / K2 0BTU / hr / ft / F

2W/m2BTU / hr / ft

Property

RHG

To Convert

2 0BTU / hr / ft / F2W/m

B

W/m

TU / hr / ft2

Multiply By

5

0.176

.678

3

0.317

.154

U.V.

EA+ER+DET=100%

(RRI)11%

(RR0)49%

(ER)6%

100%

(LR%)

Note: Figures mention above are only representative.

ValueU

To

2 W /m / K2 0BTU / hr / ft / F

2W/m2BTU / hr / ft

Property

RHG

To Convert

2 0BTU / hr / ft / F2W/m

B

W/m

TU / hr / ft2

Multiply By

5

0.176

.678

3

0.317

.154

U.V.

EA+ER+DET=100%

(RRI)11%

(RR0)49%

(ER)6%

100%

(LR%)

Note: Figures mention above are only representative.

Color Rendering Index (CRI)

The ability of transmitted daylight through the glazing to portray a variety of colors

compared to those seen under daylight without the glazing. Scale is 1 - 100. For instance,

a low CRI causes colors to appear washed out, while a high CRI causes colors to appear

vibrant and natural. In commercial glass, CRI indicates the effect the specific glass

configuration has on the appearance of objects viewed through the glass. Heat gain is

heat added to a building interior by radiation, convection or conduction.

Heat Transfer Methods

Heat transfer occurs through convection, conduction or radiation (also referred to as

"emission"). Convection results from the movement of air due to temperature differences.

For instance, warm air moves in an upward direction and, conversely, cool air moves in a

downward direction. Conduction results when energy moves from one object to another.

Radiation, or emission, occurs when heat (energy) can move through space to an object

and then is transmitted, reflected or absorbed.

Light to Solar Gain

Ratio of the visible light transmittance to the Solar Heat Gain Coefficient. A higher LSG

ratio means sunlight entering the room is more efficient for daylighting, especially for

summer conditions where more light is desired with less solar gain. This ratio is the

measurement used to determine whether the glazing is "spectrally selective."

Low-E Coatings

Relatively neutral in appearance, low-E coatings reduce heat gain or loss by reflecting

longwave infrared energy (heat) and, therefore decrease the U-Value and improve energy

efficiency. Current sputter-coated low-E coatings are multilayered, complex designs

engineered to provide high visible light transmission, low visible light reflection and

reduce heat transfer.

Glossary

Sezliaise™

Contact our Sales Team for further information.

To fix a consultation or obtain additional literature contact us on 91-22-28665100 or send

an email to [email protected]

FIELD SALES REPRESENTATIVES

We're here to help with design assistance, budget costing, return on investment costing,

spec writing and review as well as act as a liaison between architects and glazing

contractors. We also work closely with the glazing contractor to offer assistance with initial

costs, final pricing negotiations, product information and job site inspections. Just ask.

Color Rendering Index (CRI)

The ability of transmitted daylight through the glazing to portray a variety of colors

compared to those seen under daylight without the glazing. Scale is 1 - 100. For instance,

a low CRI causes colors to appear washed out, while a high CRI causes colors to appear

vibrant and natural. In commercial glass, CRI indicates the effect the specific glass

configuration has on the appearance of objects viewed through the glass. Heat gain is

heat added to a building interior by radiation, convection or conduction.

Heat Transfer Methods

Heat transfer occurs through convection, conduction or radiation (also referred to as

"emission"). Convection results from the movement of air due to temperature differences.

For instance, warm air moves in an upward direction and, conversely, cool air moves in a

downward direction. Conduction results when energy moves from one object to another.

Radiation, or emission, occurs when heat (energy) can move through space to an object

and then is transmitted, reflected or absorbed.

Light to Solar Gain

Ratio of the visible light transmittance to the Solar Heat Gain Coefficient. A higher LSG

ratio means sunlight entering the room is more efficient for daylighting, especially for

summer conditions where more light is desired with less solar gain. This ratio is the

measurement used to determine whether the glazing is "spectrally selective."

Low-E Coatings

Relatively neutral in appearance, low-E coatings reduce heat gain or loss by reflecting

longwave infrared energy (heat) and, therefore decrease the U-Value and improve energy

efficiency. Current sputter-coated low-E coatings are multilayered, complex designs

engineered to provide high visible light transmission, low visible light reflection and

reduce heat transfer.

Glossary

Sezliaise™

Contact our Sales Team for further information.

To fix a consultation or obtain additional literature contact us on 91-22-28665100 or send

an email to [email protected]

FIELD SALES REPRESENTATIVES

We're here to help with design assistance, budget costing, return on investment costing,

spec writing and review as well as act as a liaison between architects and glazing

contractors. We also work closely with the glazing contractor to offer assistance with initial

costs, final pricing negotiations, product information and job site inspections. Just ask.

Relative Heat Gain (RHG)

The total heat gain through glass for a specific set of conditions. This value considers

indoor/outdoor air temperature differences and the effect of solar radiation.

R-Value

A measure of the resistance of the glazing to heat flow. It is determined by dividing the U-

Value into 1. A higher R-Value indicates better insulating properties of the glazing. R-Value

is not typically used as a measurement for glazing products and is referenced here to

help understand U-Value.

Shading Coefficient (SC)

An alternative measure of the heats gain through glass from solar radiation. Specifically,

the shading coefficient is the ratio between the solar heat gain for a particular type of

glass and that of double strength clear glass. A lower shading coefficient indicates lower

solar heat gain.

Solar Energy

Radiant energy from the sun having a wavelength range of 300 to 4000 nm, which

includes UV (300 to 380 nm), visible light (380 to780 nm) and near infrared energy (780 to

4000 nm).

% Reflectance Out - percentage of incident solar energy directly reflected from the glass

back outdoors.

% Absorptance - percentage of incident solar energy absorbed into the glass.

% Transmittance - percentage of incident solar energy directly transmitted through the

glass.

The sum of percent reflectance out + absorptance out + transmittance = 100%. An

additional consideration is emission, or emissivity. This refers to the reradiation of

absorbed energy that can be emitted toward both the exterior and interior of the building.

Emissivity is controlled through the use of low-emissivity, or low-E coatings.

Solar Heat Gain Coefficient (SHGC)

The percent of solar energy incident on the glass that is transferred indoors, both directly

and indirectly through the glass. The direct gain portion equals the solar energy

transmittance, while the indirect is the fraction of solar incident on the glass that is

absorbed and re-radiatedor convected indoors.

Solar/Reflective Coatings

Typically, highly reflective coatings that reduce solar heat gain through reflection and

absorption. Though very effective at reducing heat gain, visible light transmittance is

generally low and U-Values are not as energy efficient as low-E coatings.

Transmittance Percent

Percentage of incident ultraviolet energy that is directly transmitted through the glass.

Long-termexposure to UV light may result in fabric and pigment fading, plastic

deterioration and changes to the appearance of many types of wood.

UV

Ultraviolet radiant energy from the sun having a wavelength range of 300 to 380 nm with

airmass of 1.5.

U-Value (U-Factor)

A measure of the heat gain or loss through glass due to the difference between indoor &

outdoor air temperatures. It is also referred to as the overall coefficient of heat transfer. A

lower U-Value indicates better insulating properties. The units are Btu/(hr)(ft2)(°F).

Relative Heat Gain (RHG)

The total heat gain through glass for a specific set of conditions. This value considers

indoor/outdoor air temperature differences and the effect of solar radiation.

R-Value

A measure of the resistance of the glazing to heat flow. It is determined by dividing the U-

Value into 1. A higher R-Value indicates better insulating properties of the glazing. R-Value

is not typically used as a measurement for glazing products and is referenced here to

help understand U-Value.

Shading Coefficient (SC)

An alternative measure of the heats gain through glass from solar radiation. Specifically,

the shading coefficient is the ratio between the solar heat gain for a particular type of

glass and that of double strength clear glass. A lower shading coefficient indicates lower

solar heat gain.

Solar Energy

Radiant energy from the sun having a wavelength range of 300 to 4000 nm, which

includes UV (300 to 380 nm), visible light (380 to780 nm) and near infrared energy (780 to

4000 nm).

% Reflectance Out - percentage of incident solar energy directly reflected from the glass

back outdoors.

% Absorptance - percentage of incident solar energy absorbed into the glass.

% Transmittance - percentage of incident solar energy directly transmitted through the

glass.

The sum of percent reflectance out + absorptance out + transmittance = 100%. An

additional consideration is emission, or emissivity. This refers to the reradiation of

absorbed energy that can be emitted toward both the exterior and interior of the building.

Emissivity is controlled through the use of low-emissivity, or low-E coatings.

Solar Heat Gain Coefficient (SHGC)

The percent of solar energy incident on the glass that is transferred indoors, both directly

and indirectly through the glass. The direct gain portion equals the solar energy

transmittance, while the indirect is the fraction of solar incident on the glass that is

absorbed and re-radiatedor convected indoors.

Solar/Reflective Coatings

Typically, highly reflective coatings that reduce solar heat gain through reflection and

absorption. Though very effective at reducing heat gain, visible light transmittance is

generally low and U-Values are not as energy efficient as low-E coatings.

Transmittance Percent

Percentage of incident ultraviolet energy that is directly transmitted through the glass.

Long-termexposure to UV light may result in fabric and pigment fading, plastic

deterioration and changes to the appearance of many types of wood.

UV

Ultraviolet radiant energy from the sun having a wavelength range of 300 to 380 nm with

airmass of 1.5.

U-Value (U-Factor)

A measure of the heat gain or loss through glass due to the difference between indoor &

outdoor air temperatures. It is also referred to as the overall coefficient of heat transfer. A

lower U-Value indicates better insulating properties. The units are Btu/(hr)(ft2)(°F).

SKY

WIND

WATER

EARTH

FIRE

DIN EN ISO 9001:2008

Indian Green Building Council

Member IGBC

SEZAL GLASS LTD.

Tel: +91-22-2863 3383 / 84 / 85 / 86 | Fax:

Email: [email protected] | www.sezalglass.com

201/ 202, Abilasha, 2nd Floor, S.V. Road, Kandivali (W), Mumbai - 400 067, INDIA.

+91-22-2863 3389 / 90