Ideal for energy-efficient residential and commercial applications, it offers superior thermal insulation, high light transmission, and a neutral appearance.

A product from the Pilkington K Glass™ or Pilkington Optitherm™ ranges makes up the inner pane of the double glazing unit. Its primary function is to prevent heat escaping through the windows and return heat back into the home.

Pilkington Anti-condensation Glass is suitable for a wide variety of commercial and domestic applications in combination with other energy-efficient glass products such as those from the Pilkington K Glass™ and Pilkington Optitherm™ Ranges.

Pilkington Optitherm RangeProduct Applications Balustrades Doors Facade Roof Glazing Windows Balustrades Canopy Curtain Wall Doors Fire Corridor Floors Furniture ...

An insulating glass unit comprising 4 mm Pilkington Optifloat™ Clear outer pane, 16 mm argon gas-filled cavity and 4 mm Pilkington Optitherm™ S1 Plus inner pane has a centre pane U value of 1.0 W/m 2 K. For more information on our range of products for thermal insulation, please click here.

When fitted with Pilkington Activ™ combined with a thermally efficient glass such as Pilkington Optitherm™ S1 Plus, your transformed conservatory will be warmer in the winter, cooler in the summer and will look cleaner than ordinary glass.

We offer a range of low-e energy-efficient glazing to suit every type of property, from a modern home to an older traditional styled home.

Pilkington Optifloat™ Clear is premium, environmentally responsible high‑quality float glass offering exceptional light transmission, durability and recyclability. Ideal for glazing, IGUs, partitions, and available toughened or laminated for safety and performance.

Benefits of installing energy rated windows: Choosing windows incorporating a low-e glass such as a glass from the Pilkington K Glass™ or Pilkington Optitherm™ ranges helps to prevent heat from escaping through the windows, reflecting it back into your home.

Reduce heat loss, increase solar gain, and lower heating bills with our advanced insulating glass units, available nationwide.