Fenestration Testing Laboratory (FTL) is excited to join forces with QAI Laboratories (QAI) to form a one-stop-shop testing, inspection and certification agency focused on providing superior customer service to the building products industry. For more information about QAI please visit our website: www.qai.org.  FTL and QAI's press release may be found here.

FTL continues to offer a high level of service that you would expect:

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