#fenestration

Tech Tips:

What is Fenestration and Why Do I Care?
By:Bryan Orr Fenestration is a fancy architectural term that means “openings in the outside of the building.” You will see this word a lot when you read ACCA manual J or when you are doing a manual J load calculation. Fenestration loads include heat losses and gain through windows, doors, skylights, etc., and they can […]
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