Diffusers and Fittings

Hart & Cooley FPD 4-Way Fixed Pattern T-Bar Diffuser with 10 Inch Collar, 220 - 870 cfm, Steel, Ceiling Mount

Hart & Cooley FPD 4-Way Fixed Pattern T-Bar Diffuser with 8 Inch Collar, 140 - 560 cfm, Steel, Ceiling Mount

Hart & Cooley RENPS Perforated Supply Diffuser with Fiberglass Insulated Back, 20 Inch H x 20 Inch W Duct

Hart & Cooley 16 Round Ceiling Diffuser, 70 - 225 cfm 8 Inch, Steel, 1 Inch Blade Spacing, 3/16 Inch Mount

Hart & Cooley 1210 Round Butterfly Damper, 10 Inch, For Use with No 16 Diffuser, Cold Rolled Steel, 5-11/16 Inch D

Hart & Cooley 16 Round Ceiling Diffuser, 55 - 135 cfm 6 Inch, Steel, 1 Inch Blade Spacing, 3/16 Inch Mount

Hart & Cooley 3800 Adjustable Round Butterfly Damper with Removable Handle, 6 Inch, Steel, 1/4 Inch T, 1-31/32 Inch D

Hart & Cooley PDS Perforated Supply Diffuser with Fixed Face Deflector, Steel, Ceiling Mount, Bright White

Hart & Cooley 126 Round Butterfly Damper, 6 Inch, For Use with No 16 Diffuser, Cold Rolled Steel, 7-1/2 Inch dia

Hart & Cooley 16 Round Ceiling Diffuser, 105 - 345 cfm 10 Inch, Steel, 1 Inch Blade Spacing, 3/16 Inch Mount

Hart & Cooley 3800 Adjustable Round Butterfly Damper with Removable Handle, 8 Inch, Steel, 1/4 Inch T, 1-31/32 Inch D

DiversiTech 650-200 Egg Crate Louver, 4 ft H x 2 ft W Duct, Polystyrene, 1/2 Inch Wall Opening, White