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Diffuser Accessories

4 products
Diffuser accessories from Grainger include parts to help you complete your diffuser installation. Find butterfly dampers and snap on collars in a variety of sizes, backdraft reducers, duct start and take off collars in various sizes, a selection of duct access doors and more. When you need diffuser accessories, shop for them at Grainger.
Diffuser accessories from Grainger include parts to help you complete your diffuser installation. Find butterfly dampers and snap on collars in a variety of sizes, backdraft reducers, duct start and take off collars in various sizes, a selection of duct access doors and more. When you need diffuser accessories, shop for them at Grainger.
Brand

AMERICAN LOUVER Collars

AMERICAN LOUVER Collars
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Note: Product availability is real-time basis and adjusted continuously. The product will be reserved for you when you complete your order.