SGG PLANITHERM® ONE T Superior performance low-E glass for maximum winter comfort

SGG PLANITHERM ONE T represents one of the most advanced thermal insulation performance within the SGG PLANITHERM family, Europe’s best selling low-emissivity (low-E) glass and one of the UK’s leading offline low-E coating brands.

SGG PLANITHERM ONE T is a low-E glass offering the lowest centre pane U-value in the SGG PLANITHERM family providing excellent thermal insulation for the most demanding of glass specifications:


Residential New Build Solutions:

• Windows and skylights • Patio doors, French doors and other external doors


Commercial New Build and Renovation Solutions:

• Façades and windows • Structural glazing • Overhead glazing


  • The amount of heat lost through windows is significantly reduced as the coating keeps heat from escaping through the glass.

  • Even in rooms with large amounts of glazing, SGG PLANITHERM ONE T retains internal heat and helps to eliminate cold spots nearest to your windows.

  • SGG PLANITHERM ONE T helps to keep your home warmer even on the coldest days.

  • Environmentally friendly solution, given the lower CO2 emissions associated with reduced energy consumption.

  • Leads to greater savings on energy bills.


Comfort & Aesthetics

  • Helps to eliminate cold areas around windows resulting in greater comfort.

  • Reduces incidence of condensation on the inner pane.

  • Neutral appearance in both transmission and reflection.

  • Maximises entry of natural daylight.

  • Maximises use of living and working areas
Product Combinations
By combining SGG PLANITHERM ONE T with other specialist glass products from the Saint-Gobain Glass range, a multitude of high performance solutions can be achieved.

Acoustic Glazing

SGG STADIP SILENCE is a sound control laminated glass, which noticeably reduces noise whilst also offering the same safety and security characteristics as laminated glass.


Vision Control

SGG DECORGLASS is a range of traditional patterned glass with varying obscuration levels which can be combined with SGG PLANITHERM ONE T to offer privacy in various applications. SGG MASTERGLASS (a range of contemporary textured glass) and SGG SATINOVO MATT (acid-etched glass) offer further design possibilities.



SGG VIEWCLEAR is a neutral anti-condensation coating designed to significantly reduce the number of days where external condensation may occur on an insulating glazing unit.

Composition in mm 4(16)4 4(16)4(16)4
Coating Positions Face 3 Face 3/5
LT 70% 55%
LRe 21% 30%
LRi 23% 32%
g-value 0.55 0.42
Shading Coefficient 0.63 0.49
U-Value in W/m2K Air 1.3 0.7
90% Argon 1.0 0.5

Discover more specialist Glazing solutions

manufactured to the highest standards

Our Integral blinds are manufactured to the highest standards

and specifications. Once sealed in the dust-free environment

of the glazing cavity they will require no cleaning, always appear

new and are protected from damage.

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