Pallet Buy Program.  Choose 40 diffusers with any combination of collar sizes (6

2'x2' White Plastic PLAQUE Style Air Diffuser-40 Per Pallet-Shipping Included

Universal HVAC Reducer & Transition (#4995-14-NRD)

Universal HVAC Reducer & Transition (#4995-14-NRD)

1'x1' Black Plastic Antique Diffuser (4946BK-Antique)

In stock

1'x1' Black Plastic Antique Air Diffusers for residential or light commercial applications. Rough opening in the ceiling should be 9-1/4" round. OD of square face plate: 11-1/4"  x 11-1/4" Included is a built-in Air Damper to restrict air flow when desired. Zip Tie Included

1'x1' Black Plastic Antique Air Diffusers  A unique plastic ceiling diffuser which incorporates an integral ceiling box. Intended for residential and light commercial applications, these products are actually 11-1/4" x 11-1/4” square. They provide maximum convenience and timesaving as they are designed for easy installation by one man only working from below the ceiling. Included is a built in Air Damper to restrict air flow when desired. Zip Tie Included.

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