Window Energy Ratings

Building Regulations Document L requires new domestic window installations to meet rigorous thermal standards. It’s the combined performance of the frame & glass that counts so choice of frame type is important and selecting the right glass to maximise overall window performance is critical.

Whether you choose to use the Window Energy Rating scheme or the FENSA U-value route to compliance, Smashing Glass is your supplier of choice for thermally efficient sealed units that carry BS EN1279 Parts 2 & 3 Kitemark certification giving you ultimate peace of mind that you’ve chosen quality products which will keep performing year after year.

Smashing Glass have a range of products to suit your energy efficiency needs. Our sealed units help you achieve the rating you want, and our high performance soft coat energy saving low e glass, the choice of warm edge spacer bar types & colours, and either argon or krypton gas filled cavities means we can go still further to maximise your performance ratings.

With Smashing Glass sealed units offer industry leading thermal performance that will satisfy any energy saving specification.

Call us on 0115 900 7100 for advice and supply of the right glass for your application.

BS EN1279 Kitemark certification

BS EN1279 Parts 2 & 3 Kitemark certification