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DS 40 T

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SunGuard® Double Silver

DS 40 T

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The perfect balance of light and heat protection for your high-end commercial project

Guardian SunGuard® DS 40 provides the best combination of visible light transmission and thermal insulation. While minimizing the need for artificial lighting, it still provides great solar protection and thermal insulation to any façade, making it ideal for commercial applications.

Product information

Substrates

Clear 3-12 mm

Applications

Windows
Skylights
Facades
Roof window
Curtain walls
Doors

Manufacturing Options

Heat Strengthened
Heat Soaked
Must be Heat Treated

Recommended Coating Positions

Surface 2 (double IGU)

Maximum Size

<3210x6000mm

Edge Deletion

Glass Type

Double Silver Coated Glass

Glass Functions

Solar control

Fabrication Options

Can be used Monolithic
Must be used in an Insulating Glass Unit

Appearance

Blue

Visual Appearance

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Performance data

The glazing make-up suggestions below are pre-defined to provide examples of commonly used combinations of products. There are many other glass combinations available at Glass Analytics.

Default Performance Data
Performance Calculations

Double Glazed

Double Glazed

GLASS: Guardian Clear Glass (Middle East & Africa) Glass, 3/16" (5mm) (2-SunGuard® DS 40 T (Middle East & Africa))

GAP: 100% Air 12.0mm

GLASS: Guardian Clear Glass (Middle East & Africa) Glass, 3/16" (5mm)

Calculated Values are in accordance with NFRC2010

Performance Values For more details on the performance values displayed and Embodied CO2 please click here

Visible Light

Transmittance (τv)

39 %

Reflectance outside (ρv)

11 %

Reflectance inside (ρv)

17 %

General Color Rendering Index (CRI)

83.7

Ultraviolet

Transmittance UV (τuv)

23 %

Solar Energy

Solar transmittance (τe)

18 %

Reflectance outside (ρe)

30 %

Reflectance inside (ρe)

33 %

Solar absorptance (αe)

52 %

Solar Heat Gain Coefficient (SHGC)

0.24

Shading Coefficient (sc)

0.27

Thermal properties

Winter night U-Value

1.680 W/m²·K

Summer day U-value

1.632 W/m²·K

Light to Solar Gain

Light to Solar Gain (LSG)

1.63

Embodied Co<sub>2</sub>

[eq. kg/m²] A1-A3

33.23

Performance Calculations

SunGuard® Double Silver

DS 40 T

Monolithic Not Laminated Monolithic Laminated Double Glazed Not Laminated Double Outer pane Laminated Double Inner pane Laminated Double Inner and Outer pane Laminated Triple Glazed Not Laminated Triple Outer pane Laminated Triple Inner pane Laminated Triple Inner and Outer pane Laminated

With the performance calculator, you can quickly calculate the performance data that matches your own glazing make-up

1 Pane
2 calculation format
3 Results

1 Outer Pane
2 Inner Pane
3 cavity
4 calculation format
5 Results

1 Outer Pane
2 Middle Pane
3 Inner Pane
4 cavity
5 calculation format
6 Results

Choose a glazing

Monolithic

Not available for this product
Double

Not available for this product
Triple

Not available for this product

Monolithic

Monolithic Laminated

Double Glazed

Double Outer pane Laminated

Double Inner pane Laminated

Double Inner and Outer pane Laminated

Triple Glazed

Triple Outer pane Laminated

Triple Inner pane Laminated

Triple Inner and Outer pane Laminated

Outer Pane

Base glass *

There is only one substrate available for this product.

PVB interlayer thickness *

There is only one Interlayer available for this product.

Backing glass *

There is only one substrate available for this product.

Base glass thickness *

There is only one thickness available, to calculate other thickness' please go to Glass Analytics

Glass thickness are symetrical and represent the glass to be laminated

Coating on surface 1 *

There is only one coating available

Coating on surface 2 *

There is only one coating available

Coating on surface 3 *

There is only one coating available

Coating on surface 4 *

There is only one coating available

Middle Pane

Base glass *

There is only one substrate available for this product.

Base glass thickness *

There is only one thickness available, to calculate other thickness' please go to Glass Analytics

Coating on surface 3 * Coating on surface 5 *

There is only one coating available

Coating on surface 4 * Coating on surface 6 *

There is only one coating available

Inner Pane

Base glass *

There is only one substrate available for this product.

PVB interlayer thickness *

There is only one Interlayer available for this product.

Backing glass *

There is only one substrate available for this product.

Base glass thickness *

There is only one thickness available, to calculate other thickness' please go to Glass Analytics

Glass thickness are symetrical and represent the glass to be laminated

Coating on surface 5 * Coating on surface 3 * Coating on surface 7 *

There is only one coating available

Coating on surface 6 * Coating on surface 4 * Coating on surface 8 *

There is only one coating available

Coating on surface 7 * Coating on surface 5 * Coating on surface 9 *

There is only one coating available

Coating on surface 8 * Coating on surface 6 * Coating on surface 10 *

There is only one coating available

Choose your calculation format

Standardization *

There is only one calculation standard available

Unit Display *

There is only one unit available for this calculation standard

Results

Calculated Values are in accordance with

Performance Values For more details on the performance values displayed and Embodied CO2 please click here

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DS 40 T

Double Glazed

GLASS: Guardian Clear Glass (Middle East & Africa) Glass, 3/16" (5mm) (2-SunGuard® DS 40 T (Middle East & Africa))

GAP: 100% Air 12.0mm

GLASS: Guardian Clear Glass (Middle East & Africa) Glass, 3/16" (5mm)

Calculated Values are in accordance with NFRC2010

Performance Values For more details on the performance values displayed and Embodied CO2 please click here

Visible Light

Transmittance (τv)

39 %

Reflectance outside (ρv)

11 %

Reflectance inside (ρv)

17 %

General Color Rendering Index (CRI)

83.7

Ultraviolet

Transmittance UV (τuv)

23 %

Solar Energy

Solar transmittance (τe)

18 %

Reflectance outside (ρe)

30 %

Reflectance inside (ρe)

33 %

Solar absorptance (αe)

52 %

Solar Heat Gain Coefficient (SHGC)

0.24

Shading Coefficient (sc)

0.27

Thermal properties

Winter night U-Value

1.680 W/m²·K

Summer day U-value

1.632 W/m²·K

Light to Solar Gain

Light to Solar Gain (LSG)

1.63

Embodied Co<sub>2</sub>

[eq. kg/m²] A1-A3

33.23

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