(#580)Are UPVC frames considered as low energy material


We wanted to know if UPVC frames can be considered as a low energy product (since it is an alternate to wood).


UPVC windows with minimum 5% waste content will be considered low energy in criterion 17, version 3 and Criterion 21, v2015. Please note that the doors/windows mentioned in the criterion include only the interior installation of the same.


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