Using Pilkington K Glass™ in your windows will help you achieve a higher Window Energy Rating (WER), therefore helping you meet and exceed the latest energy-saving Building Regulations. Benefits The UK’s best known and most trusted and recognised low-e glass brand

Making use of the Pilkington K Glass™ range in your home can help to keep your rooms cosy all year round.

Pilkington K Glass™ is the brand name for our pyrolitic coated low emissivity glass. See Product Data Sheet Pilkington K Glass™. In some parts of the world, thermal transmittance is referred to as the K value. The units of K value are usually W/m2K, although it is sometimes quoted in kcal/hrm2ºC.

External condensation is a natural phenomenon and predictable event caused by the outer pane of the glazing being colder than the glass that it replaced. Fitting modern low-emissivity (low-e) glazing can increase the chances of external condensation but this is not a fault in the glass or the windows.

Glassary - N Negative Image: a term used in sand blasting and acid etching. It refers to the area of glass that has been eroded by the sand or acid. Newton's rings: a fault occasionally found in insulating glass units caused by exceeding the maximum recommended size. If a large insulating glass unit is made with a narrow cavity it is possible that the two panes of glass can deflect and touch ...

Pilkington United Kingdom Limited, part of the NSG Group, has pioneered a new glass range with 50% less embodied carbon when compared to standard float glass* ‒ representing the lowest carbon product of its kind on the market. Study finds architects going above and beyond building regs for overheating amid climate concern. 22 August 2023.