United States & Canada - EN

SN 68 on UltraClear

Help & contact

Resource Hub

Commerce & Service Portal

SunGuard™ SN 68

SN 68 on UltraClear

Add to Compare

Download Brochure Calculate Performance Generate BIM Files Generate specification Find a Supplier Request a sample Contact us

Download Brochure Generate BIM Files Generate specification Find a Supplier Request a sample Contact us

Elevate clarity to new heights

Bring the light in with SunGuard™ SN 68 coating on Guardian UltraClear™ low-iron glass. This combination offers an impressive 71% visible light transmission, 11% outdoor reflectivity and a 0.39 SHGC. UltraClear glass substrate delivers excellent clarity and color neutrality with reduced levels of iron oxide, providing true transparency and views. Combine the benefits of solar control with the beauty of clear views or explore various fabrication options to make a bold architectural statement.

Product information

Substrates

Gray 6 mm
Guardian UltraClear 6-10 mm
Guardian CrystalGray 6-10 mm
Green 6 mm
Clear Float 5-12 mm

Applications

Windows
Skylights
Facades
Roof window
Curtain walls
Doors

Manufacturing Options

Heat Strengthened
Heat Soaked
Annealed
Tempered
Laminated
Bent

Recommended Coating Positions

Surface 2 or 3 (Double IGU)
Surface 2 & 5 (triple IGU)

Maximum Size

130"x240"

Edge Deletion

Glass Type

Low E

Glass Functions

Solar control
Thermal insulation

Fabrication Options

Must be used in an Insulating Glass Unit

Appearance

Neutral
Ultra Clear

Visual Appearance

Use the Glass Visualizer to get an introductory understanding of how glass will appear in use. Use the Glass Analytics tools to explore even more options for color and performance.

Choose an option

Substrate

There is only one substrate available for this product

View

Left sky conditions

Right sky conditions

This tool intended to represent the reflected/transmitted color ; however, glass color cannot be accurately portrayed online. For more information, launch the Glass Visualizer.

You need more information and additional mockups? Consult our Glass Visualizer Tool:

Launch Glass Visualizer

Calculate Performance Values & Generate BIM Files

Generate product performance data for custom glass make-ups and create detailed BIM object files for your project

Calculate

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
Triple Glazed

Double Glazed

GLASS: Guardian UltraClear® Glass (North America) Glass, 1/4" (6mm) (2-SunGuard® SN 68 (North America))

GAP: 100% Air 12.7mm

GLASS: Guardian UltraClear® Glass (North America) Glass, 1/4" (6mm)

Calculated Values are in accordance with NFRC2010

Performance Values

Visible Light

Transmittance (τv)

71 %

Reflectance outside (ρv)

11 %

Reflectance inside (ρv)

13 %

General Color Rendering Index (CRI)

97.9

Ultraviolet

Transmittance UV (τuv)

40 %

Solar Energy

Solar transmittance (τe)

37 %

Reflectance outside (ρe)

43 %

Reflectance inside (ρe)

46 %

Solar absorptance (αe)

20 %

Solar Heat Gain Coefficient (SHGC)

0.39

Shading Coefficient (sc)

0.45

Thermal properties

Winter night U-Value

0.293 Btu/hr·ft²·F

Summer day U-value

0.275 Btu/hr·ft²·F

Light to Solar Gain

Light to Solar Gain (LSG)

1.80

Embodied Co2

[eq. kg/m²] A1-A3

34.31

Triple Glazed

GLASS: Guardian UltraClear® Glass (North America) Glass, 1/4" (6mm) (2-SunGuard® SN 68 (North America))

GAP: 100% Air 12.7mm

GLASS: Guardian UltraClear® Glass (North America) Glass, 1/4" (6mm)

GAP: 100% Air 12.7mm

GLASS: Guardian UltraClear® Glass (North America) Glass, 1/4" (6mm)

Calculated Values are in accordance with NFRC2010

Performance Values

Visible Light

Transmittance (τv)

65 %

Reflectance outside (ρv)

15 %

Reflectance inside (ρv)

19 %

General Color Rendering Index (CRI)

97.7

Ultraviolet

Transmittance UV (τuv)

36 %

Solar Energy

Solar transmittance (τe)

34 %

Reflectance outside (ρe)

44 %

Reflectance inside (ρe)

47 %

Solar absorptance (αe)

21 %

Solar Heat Gain Coefficient (SHGC)

0.36

Shading Coefficient (sc)

0.42

Thermal properties

Winter night U-Value

0.217 Btu/hr·ft²·F

Summer day U-value

0.220 Btu/hr·ft²·F

Light to Solar Gain

Light to Solar Gain (LSG)

1.79

Embodied Co2

[eq. kg/m²] A1-A3

49.80

Performance Calculations

SunGuard™ SN 68

SN 68 on UltraClear

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 <a href="https://www.guardianglass.com/us/en/tools-and-resources/resources/performance-value-terms" target="_blank">click here</a>

Generate 3-Part Specification

Generate BIM Objects

Launch another simulation

Need further technical support? Get in contact

There is something wrong with your selection

Performance Data is not currently available for this glass make-up, please launch a new simulation or go to Glass Analytics to configure performance data for your required glass make-up.

Launch another simulation

Submission failed due to a error, please try again

This tool is unavailable on this device

Access our website on a bigger device to be able to use our comparison tool.

SN 68 on UltraClear

Double Glazed

GLASS: Guardian UltraClear® Glass (North America) Glass, 1/4" (6mm) (2-SunGuard® SN 68 (North America))

GAP: 100% Air 12.7mm

GLASS: Guardian UltraClear® Glass (North America) Glass, 1/4" (6mm)

Calculated Values are in accordance with NFRC2010

Performance Values

Visible Light

Transmittance (τv)

71 %

Reflectance outside (ρv)

11 %

Reflectance inside (ρv)

13 %

General Color Rendering Index (CRI)

97.9

Ultraviolet

Transmittance UV (τuv)

40 %

Solar Energy

Solar transmittance (τe)

37 %

Reflectance outside (ρe)

43 %

Reflectance inside (ρe)

46 %

Solar absorptance (αe)

20 %

Solar Heat Gain Coefficient (SHGC)

0.39

Shading Coefficient (sc)

0.45

Thermal properties

Winter night U-Value

0.293 Btu/hr·ft²·F

Summer day U-value

0.275 Btu/hr·ft²·F

Light to Solar Gain

Light to Solar Gain (LSG)

1.80

Embodied Co2

[eq. kg/m²] A1-A3

34.31

SN 68 on UltraClear

Triple Glazed

GLASS: Guardian UltraClear® Glass (North America) Glass, 1/4" (6mm) (2-SunGuard® SN 68 (North America))

GAP: 100% Air 12.7mm

GLASS: Guardian UltraClear® Glass (North America) Glass, 1/4" (6mm)

GAP: 100% Air 12.7mm

GLASS: Guardian UltraClear® Glass (North America) Glass, 1/4" (6mm)

Calculated Values are in accordance with NFRC2010

Performance Values

Visible Light

Transmittance (τv)

65 %

Reflectance outside (ρv)

15 %

Reflectance inside (ρv)

19 %

General Color Rendering Index (CRI)

97.7

Ultraviolet

Transmittance UV (τuv)

36 %

Solar Energy

Solar transmittance (τe)

34 %

Reflectance outside (ρe)

44 %

Reflectance inside (ρe)

47 %

Solar absorptance (αe)

21 %

Solar Heat Gain Coefficient (SHGC)

0.36

Shading Coefficient (sc)

0.42

Thermal properties

Winter night U-Value

0.217 Btu/hr·ft²·F

Summer day U-value

0.220 Btu/hr·ft²·F

Light to Solar Gain

Light to Solar Gain (LSG)

1.79

Embodied Co2

[eq. kg/m²] A1-A3

49.80

Can’t find the glass make-up you are looking for? Go to Glass Analytics for more detailed configurations:

Launch Glass Analytics

Find the Guardian Glass supplier nearest you

Filters

Network of suppliers

Program Types

Guardian Select® Advantage Fabricator

Guardian Select® Elite Fabricator

Fabricator Plus

Certified Fabricator

Guardian Select

UltraMirror Dealer

Guardian Sun 35 Ambassador

Search Radius

Add filters

Need more support?

Talk to your Rep