Guardian Glass - SunGuard® SuperNeutral SN 70/37

17.11.2021

SunGuard® SN 70/37 glass type offers very high natural light transmission while ensuring energy savings and solar protection. 

Architects and owners regularly choose coated glass products that offer very high natural light transmission while ensuring energy savings and solar protection. SunGuard® SN 70/37 meets these requirements. This multifunctional coating minimises the need for artificial light and offers excellent solar protection combined with outstanding thermal insulation.

This glass can be used: 

  • Windows and doors
  • Facades and curtain wall application
  • Roof and skylight applications

Recommended coating positions: on surface #2

Double glazing, 6-16-6, with SunGuard® SN 70/37 on surface #2

Glass compostion: 

  • Outer pane: 6mm toughened glass 
  • Gap: 16mm space with argon gas filled
  • Inner pane: 6mm toughened glass 

Ug value: 1.0 [W/m²·K]

Visible light transmittance: 70%

External Reflection 11%

Colour Rendering Index (Ra): 93.0

Colour: Neutral 

Solar Factor (g): 37%

For further information regarding SunGuard® SuperNeutral Glass please visit the Guardian Glass website page: www.guardianglass.com

 

Performance values for SN 70/37 glass

 

 

Double Glass

Triple Glass

Visible light

Light transmission: 70.1%

Reflectance outside: 11.2%

Light transmission: 70.1%

Reflectance outside: 11.2%

UltravioletTransmittance UV: 10.6%Transmittance UV: 10.6%
Solar energySolar Factor (SF/g): 36.7%Solar Factor (SF/g): 36.7%
Thermal insulationU-Value (Ug): 1.0 W/m²·KU-Value (Ug): 1.0 W/m²·K