Calling a diffuser a register and a register a grille (wrong terminology with the GC)

Common mistake

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Calling a diffuser a register and a register a grille (wrong terminology with the GC)

Diffuser = supply outlet with air pattern control. Register = supply or return with a damper. Grille = return or transfer opening, no damper. Use the correct term every time - it matters on RFIs and submittals.

Flex Duct, Boots, Collars & Grilles 2nd Year YELLOW

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