Providing details of the thermal performance of Windows and Doors
Welcome
The Thermal Rating Register provides details of the thermal performance of windows and doors registered with us. The register is a useful resource for finding local installers of energy efficient windows and doors. If you would like to search for a rated window or door click this link. This site has dedicated micro-sites for the window and general public. Please select one of these two options by clicking on the pictures below.
Breaking News! Breaking News! TRR & Pilkington
Thermal Rating Register and Pilkington save substitution from simulation...click here to read the full Press Release
Window Energy Ratings for Timber Windows - Scheme For Small Joinery Companies Now Available
The changes to the October Building regulations have placed a particular burden on small joinery companies.
To find out more click the link below:
Installer & Fabricator Application Forms Now Available
To apply to join with TRR click the appropriate link below:
Press Release for Installers & Fabricators
As you may be aware October brings new challenges to our industry. This bulletin provides information regarding changes required by the building regulations and how this affects you as a Certass member...click here to read the full Press Release
New Installer & Fabricator Leaflets Available
New information leaflets available to download now -