Thermal Insulation Improves the energy efficiency of domestic or commercial buildings whilst enabling the extensive use of glass and the benefit of passive solar gain. Find out more about Energy Efficiency

A range of extremely high performance Insulating Glass Units using three panes of glass to dramatically reduce the amount of heat loss from buildings.

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.

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™ S is our latest high performance, low-emissivity soft coated product which offers excellent thermal insulation when incorporated within an Insulating Glass Unit (IGU).

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. The original UK market leading hard coated, low-emissivity glass for energy efficiency in homes.

Install low emissivity (low-e) energy-efficient windows to help to reduce your heating bills by up to 20% each year. 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.

Don't let reflections get in the way of what really matters. Our updated Pilkington OptiView™ Range provides the best anti-reflection performance available in glass while allowing additional features like security and thermal insulation.

Our updated Pilkington OptiView™ Range provides the best anti-reflection performance available in glass while allowing additional features like security and thermal insulation. Pilkington Optiwhite™

For applications where highly efficient thermal insulation glazing is required, the occurrence of condensation can be a problem, especially in the spring and autumn months. New Pilkington Anti-condensation Glass is designed to prevent the onset of condensation and improve the view through your windows.