FREQUENTLY ASKED QUESTIONS
Select a topic to review answers to our most commonly asked questions related to membership, events, certification, publications, continuing education, general window advice and more. Didn't find your answer here? Visit the Contact Us page and send your question via email. A response will be provided within two business days from the date the request is received.
1. What is fenestration? + Answer
1. What is fenestration?
Fenestration refers to openings in a building, such as windows, doors, skylights, curtain wall and storefronts.
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