Explore Pilkington K Glass™ | the original hard‑coated low‑emissivity glass trusted in the UK for over 20 years. Optimised for energy-efficient insulating glass units, it reflects heat to reduce heating costs while maintaining high light transmission.

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.

Figures based on IGU incorporating 6mm Pilkington Optifloat™ Clear pane unless otherwise stated * g-value depends on which thermal insulation glass is selected as inner pane

Using a product from our energy-efficient glass range in your windows will reduce your home’s CO 2 output, making your carbon footprint smaller and your home more environmentally friendly.

Reduces solar heat gain and offers high levels of natural light to provide comfortable and pleasant environments in which to live and work. Improves the energy efficiency of domestic or commercial buildings whilst enabling the extensive use of glass and the benefit of passive solar gain.

Pilkington energiKare™ is the name given to our range of double and triple glazing used to improve the thermal efficiency of homes. It reduces the amount of heat lost through your windows and can also allow more heat energy from the sun in through the glass.

Pilkington K Glass™ is the UK’s leading thermal glass brand. Established for over 30 years and easily stocked, processed and installed, it has become the trusted solution for meeting Building Regulations concerning energy efficiency.

Discover Pilkington K Glass™ A, an advanced low‑emissivity, hard‑coated glass offering enhanced thermal insulation for insulated glazing units (IGUs). Trusted in the UK, it maximises energy efficiency, retains interior heat, and delivers excellent light transmission for sustainable building designs.

Heated Glass Lighting Solutions Museum and Display Glass Padel Courts Photovoltaics Picture Frames Transparent Multi functional Wires Transport Applications White Goods Zoo and Aquariums Balustrades Doors Facade Roof Glazing Windows Balustrades Canopy Curtain Wall Doors Fire Corridor Floors Furniture Glass Structure Internal Partition ...