Continental Europe - EN

SNX 50/23

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The SunGuard® eXtra Selective range leads the way in state-of-the-art solar protective glass from Guardian. SunGuard SNX 50/23 helps to create a comfortable interior environment. Thanks to its world-class selectivity it lets in an astonishing 50% of natural daylight combined with only 23% of the solar heat. This will help to save energy costs thanks to a lower demand for artificial lighting and air-conditioning. SunGuard SNX 50/23 has a beautiful neutral transparent appearance and a low reflection, adding a sophisticated touch to the design of your building. Our tightly controlled manufacturing is able to deliver a consistent colour which makes the SunGuard SNX 50/23 the ideal choice for completely glazed facades. When used in a standard double glazing unit SunGuard SNX 50/23 delivers a U-value of 1.0 W/m²K, providing optimal thermal insulation. Guardian has an extended knowledge of glass applications and a team of highly qualified specialists who are there to advise you on our products and their use. • World-class selectivity: lets in 50% natural daylight, whilst reflecting 77% solar heat gain • Save heating costs during colder periods thanks to its very high insulation: U-Value of 1.0 W/m²K • Aesthetically superior thanks to its neutral transparent colour and its low reflection • Available on laminated glass for safety, security or acoustic applications • The heat-treatable (HT) and annealed versions are uniform in performance and appearance • Unique patented foil (TPF) to protect the glass during processing

Product information

Substrates
  • Guardian ExtraClear 4-12 mm
  • Guardian UltraClear 4-12 mm
Applications
  • Windows
  • Facades
  • Roof window
  • Curtain walls
  • Doors
Manufacturing Options
  • Heat Strengthened
  • TPF (Temporary Protective Film)
  • Heat Soaked
  • Annealed
  • Dual Product (Annealed and Heat Treated versions)
  • Laminated
  • Bent
  • Tempered
Recommended Coating Positions
  • Surface 2 (double IGU)
  • Surface 2 (triple IGU)
Maximum Size
  • <3210x6000mm
Edge Deletion
  • Yes
Glass Type
  • Triple Silver Coated Glass
Glass Functions
  • Solar control
  • Thermal insulation
Fabrication Options
  • Must be used in an Insulating Glass Unit
Appearance
  • Neutral

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.

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There is only one substrate available for this product

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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.

Double Glazed

pim/components/structure/pim-double

GLASS: Guardian ExtraClear (CE) Glass, 6mm (2-SunGuard® SNX 50/23 (CE) - Discontinued)

GAP: 10% Air, 90% Argon 16.0mm

GLASS: Guardian ExtraClear (CE) Glass, 4mm

Calculated Values are in accordance with EN 410:2011 / EN 673:2011

Performance Values

Visible Light
Transmittance (τv)
50 %
Reflectance outside (ρv)
15 %
Reflectance inside (ρv)
15 %
General Color Rendering Index (CRI)
89
Ultraviolet
Transmittance UV (τuv)
14 %
Solar Energy
Solar transmittance (τe)
21 %
Reflectance outside (ρe)
41 %
Reflectance inside (ρe)
47 %
Solar absorptance (αe)
38 %
Solar Factor (g)
23 %
Shading Coefficient (sc)
0.26
Thermal properties
U-Value (Ug)
1.1 W/m²·K
Embodied Co<sub>2</sub>
[eq. kg/m²] A1-A3
24.96

Triple Glazed

pim/components/structure/pim-triple

GLASS: Guardian ExtraClear (CE) Glass, 6mm (2-SunGuard® SNX 50/23 (CE) - Discontinued)

GAP: 10% Air, 90% Argon 14.0mm

GLASS: Guardian ExtraClear (CE) Glass, 4mm

GAP: 10% Air, 90% Argon 14.0mm

GLASS: Guardian ExtraClear (CE) Glass, 4mm (5-ClimaGuard® Premium2 (CE))

Calculated Values are in accordance with EN 410:2011 / EN 673:2011

Performance Values

Visible Light
Transmittance (τv)
45.1 %
Reflectance outside (ρv)
16.4 %
Reflectance inside (ρv)
17.7 %
General Color Rendering Index (CRI)
88.2
Ultraviolet
Transmittance UV (τuv)
8.3 %
Solar Energy
Solar transmittance (τe)
18.5 %
Reflectance outside (ρe)
41.7 %
Reflectance inside (ρe)
43.1 %
Solar absorptance (αe)
39.8 %
Solar Factor (g)
20.8 %
Shading Coefficient (sc)
0.24
Secondary Heat Transfer (qi)
2.3
Thermal properties
U-Value (Ug)
0.6 W/m²·K
Embodied Co<sub>2</sub>
[eq. kg/m²] A1-A3
35.67
Performance Calculations
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

There is only one substrate available for this product.
There is only one Interlayer available for this product.
There is only one substrate available for this product.
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
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There is only one coating available
There is only one coating available
Choose your calculation format

There is only one calculation standard available
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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>

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