Spectus Window Systems has launched a myth-busting guide to the new Window Energy Ratings (WERs) legislation due for Implementation in October. The latest revision of Part L will make compliance with the required minimum energy performance for all new and replacement windows and doors more challenging. Available only through Spectus Window Systems, The Spectus Guide to Window Energy Rating (WER) will help fabricators and installers understand the process for obtaining an energy rating certificate from the BFRC.
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