Collection: Registers, Grilles, & Diffusers
We carry one of the largest stocks of commercial air devices featuring METALAIRE ceiling supply diffusers, wall/ceiling supply grilles & registers, and wall/ceiling return or exhaust grilles & registers; for installation in commercial or residential applications.
Accesories including T-Bar Ceiling Plaster Frames, Dampers, Square-to-Rounds, Backpans are also in stock.
We feature one click product submittal and performance data downloads.
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Commercial Register, Grille, & Diffuser Accessories
ADD-A-TAP Square Backpan For Ceiling Air Devices
FEATURES: Material: 28 gauge galvanized steel, 4" deep. Solid top for mounting round (or other) take-off or tap (not included) in the field. 20.25" x 20.25"...
Regular price $40.12 USDSale price $40.12 USD Regular priceUnit price perSale Sold out -
Commercial Register, Grille, & Diffuser Accessories
Crown Products - Square-to-Round Transitions
FEATURES: Material: 28 gauge galvanized steel. Square end is 3" deep and 3/16" over-sized to fit over air device neck. Round collar is 3" deep and...
Regular price $22.00 USDSale price $22.00 USD Regular priceUnit price perSale Sold out -
Commercial Register, Grille, & Diffuser Accessories
USAIRE - BDS Round Dampers
FEATURES: Material: mill finish steel. 1/4" under listed size and fits all USAIRE round neck diffusers and returns. Opposed blade butterfly type adjustable damper. SUBMITTALS
Regular price $26.00 USDSale price $26.00 USD Regular priceUnit price perSale Sold out -
Commercial Register, Grille, & Diffuser Accessories
USAIRE - STBPF T-Bar Plaster Frames
FEATURES: Material: Steel with white finish. Permits T-Bar Lay-in type devices to be mounted in drywall or plaster ceilings. Allows ceiling access. Fits flush to ceiling....
Regular price $30.00 USDSale price $30.00 USD Regular priceUnit price perSale Sold out -
Commercial Register, Grille, & Diffuser Accessories
USAIRE - TBPF T-Bar Plaster Frames for Plenum Slot Diffusers
FEATURES: Material: Aluminum Permits METALAIRE plenum slot lay-in diffusers to be mounted in drywall or plaster ceilings. Fits flush to ceiling. METALAIRE white finish. SUBMITTALS
Regular price $40.00 USDSale price $40.00 USD Regular priceUnit price perSale Sold out
