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SGG Xtreme

Low-e glass with thermal insulation

SGG Xtreme is an extremely selective high-performance glass with three functional layers of silver, that offers advanced solar control and advanced thermal insulation.

  • High selectivity
    High selectivity
  • Advanced solar protection
    Advanced solar protection
  • Optimum daylight
    Optimum daylight
  • Low Internal Reflection
    Low Internal Reflection


SGG Xtreme, the latest innovation in commercial glazing from Saint-Gobain Glass, has an extremely selective solar control coating owing to the three functional layers of Silver which allows for maximum heat cut while retaining an extremely neutral appearance.

Allow light in and keep heat out by using SGG Xtreme in facades, offices, schools, and atriums to create light, airy spaces which are comfortable all year round.

SGG Xtreme is an offline coated glass manufactured by magnetron sputtering deposition under vacuum conditions onto float glass.

Product Application

SGG Planitherm is best suited to be used in:

  • Windows
  • Facades
  • Skylights


  • SGG Xtreme 50/22 II
  • SGG Xtreme 60/28 II
  • SGG Xtreme 70/33 II

Performance - SGG Xtreme

Product values given for a DGU with 6 mm clear glass-12 mm air gap-6 mm | Luminous and Solar Characteristics are determined as per EN 410 | Thermal transmittance is determined as per EN 673

Double Glazing
Product Visual comfort Visual comfort Visual comfort Thermal comfort Thermal comfort Thermal comfort
Product Visual light transmission (%) External Reflection (%) Internal Reflection (%) Solar Factor (SF / SHGC) Shading co-efficient (SC) U-value (W/m2K)
SGG Xtreme 50/22 II 46 16 18 0.22 0.25 1.5
SGG Xtreme 60/28 II 60 14 17 0.28 0.33 1.5
SGG Xtreme 70/33 II 69 11 13 0.33 0.38 1.5
SGG Envision