Collection: Registers, Grilles, & Diffusers

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.

11 of 36 products

  • Commercial Ceiling Supply Diffusers

    USAIRE - 7500-6 Perforated Face T-Bar Lay-In Diffuser Round Neck

    FEATURES: Perforated face supply air diffuser fits standard 12" x 12" or 24" x 24" T-bar lay-in ceilings. Round neck and hinged, removeable face for access....

    Regular price $62.00 USD
    Sale price $62.00 USD Regular price
    Sale Sold out
  • Commercial Ceiling Supply Diffusers

    USAIRE - 5500S-6 Louver Face T-Bar Lay-In Square Diffuser Round Neck

    FEATURES: Louver face supply air ceiling diffuser fits standard 24" x 24" T-bar lay-in ceilings using filler panel under 16" dia. neck. Round neck. 4 way...

    Regular price $100.00 USD
    Sale price $100.00 USD Regular price
    Sale Sold out
  • Commercial Ceiling Supply Diffusers

    USAIRE - 4700-6 Full Louver Face T-Bar Lay-In Square Diffuser Round Neck

    FEATURES: Full louver face supply air diffuser fits standard 12" x 12" or 24" x 24" T-bar lay-in ceilings. Round neck. Cones have adjustable deflector blades....

    Regular price $50.00 USD
    Sale price $50.00 USD Regular price
    Sale Sold out
  • Commercial Ceiling Supply Diffusers

    USAIRE - PHPSI-6 Plenum Slot Lay-In Diffuser Round Neck

    FEATURES: Insulated plenum 2 slot supply air linear diffuser fits standard T-bar lay-in ceilings. Inlet sized to fit round flexible duct. White center tee and adjustable...

    Regular price $106.00 USD
    Sale price $106.00 USD Regular price
    Sale Sold out
  • Commercial Ceiling Supply Diffusers

    USAIRE - 5500S-2 Louver Face Surface Mtg. Square Diffuser w/ Damper

    FEATURES Louver face supply air ceiling diffuser, surface mounted with anti-smudge V-beveled drop frame. Opposed blade damper mounted in neck. 1, 2, 3. or 4 way...

    Regular price $76.00 USD
    Sale price $76.00 USD Regular price
    Sale Sold out
  • Commercial Ceiling Supply Diffusers

    USAIRE - 5500S-6 Louver Face T-Bar Lay-In Square Diffuser

    FEATURES: Louver face supply air diffuser fits standard 24" x 24" T-bar lay-in ceilings using filler panel. Opposed blade damper mounted in neck. 4 way blow...

    Regular price $104.00 USD
    Sale price $104.00 USD Regular price
    Sale Sold out
  • Commercial Ceiling Supply Diffusers

    USAIRE - 4700A-6 Adjustable Full Louver Face T-Bar Lay-In Square Diffuser Round Neck

    FEATURES: Full louver face supply air diffuser fits standard 12" x 12" or 24" x 24" T-bar lay-in ceilings. Round neck. Cones have adjustable deflector blades....

    Regular price $95.00 USD
    Sale price $95.00 USD Regular price
    Sale Sold out
  • Commercial Ceiling Supply Diffusers

    USAIRE - 4750-6 Square Panel Face T-Bar Lay-In Square Diffuser Round Neck

    FEATURES: Square panel face supply air diffuser fits standard 24" x 24" T-bar lay-in ceilings. Round neck. 4 way blow 360 degree horizontal air pattern, removeable...

    Regular price $82.00 USD
    Sale price $82.00 USD Regular price
    Sale Sold out
  • Commercial Ceiling Supply Diffusers

    USAIRE 3100S-A-2 Round Steel Adj. Ceiling Diffuser

    FEATURES: Material: Steel. Dropped Outer Cone. Adjustable Discharge-Horizontal to Vertical. Removeable Core. White Finish. Optional: BDS Volume Damper.   SUBMITTALS  PERFORMANCE DATA

    Regular price $132.00 USD
    Sale price $132.00 USD Regular price
    Sale Sold out
  • Commercial Ceiling Supply Diffusers

    METALAIRE - MSCVH SMART T-Bar Lay-In Thermally Powered Self Contained VAV Diffuser

    FEATURES: VAV Smart Diffuser is thermally powered with self contained control. Variable air volume supply for both cooling and heating with auto-changeover. The thermal control actuators...

    Regular price $1,304.00 USD
    Sale price $1,304.00 USD Regular price
    Sale Sold out
  • Commercial Ceiling Supply Diffusers

    USAIRE - 7600-6 Perforated Face T-Bar Lay-In Square Diffuser Round Neck

    FEATURES: Perforated face supply air diffuser fits standard 24" x 24" T-bar lay-in ceilings. Round neck and hinged, removeable face for access. Curved blade pattern controllers...

    Regular price $80.00 USD
    Sale price $80.00 USD Regular price
    Sale Sold out