One Specific type of new product has been given a rating of A for saving energy and that was the Swish Timberlook A Rated uPVC Windows.
All of Trade Conservatories 2 U window's that are A rated will all come with a certificate showing the energy level it is.
Visit the Trade Conservatories 2 U Ltd website for more information on Swish Timberlook A Rated uPVC Windows