Diffusers and Fittings

Hart & Cooley 3800 Adjustable Round Butterfly Damper with Removable Handle, 12 Inch, Steel, 1/4 Inch T, 1-31/32 Inch D

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

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

Hart & Cooley 406 Baseboard Diffuser, 4-1/2 Inch H x 15 Inch W, Steel, Bright White Enamel

Hart & Cooley 406 Baseboard Diffuser, 4-1/2 Inch H x 18 Inch W, Steel, Golden Sand Enamel

Hart & Cooley 406 Baseboard Diffuser, 4-1/2 Inch H x 18 Inch W, Steel, Bright White Enamel

Hart & Cooley 444 4-Way Ceiling Diffuser, Aluminum, Ceiling Mount, Bright White

Hart & Cooley 462 Baseboard Diffuser, 55 - 150 cfm, 4-1/2 Inch H x 2 ft W Duct, Steel, Bright White Enamel

Hart & Cooley 5400PP T-Bar Push Pin, 1-1/4 Inch Dia Head, 1-1/4 Inch L, For Use with 5400 Series Ring Collar

Hart & Cooley 672 Return Air Grille, 10 Inch W x 4 Inch H, Steel, Bright White Enamel

Hart & Cooley A505MS 2-Way Square Ceiling Diffuser, 305 cfm, 14 Inch H x 14 Inch W Duct, Aluminum

Hart & Cooley FPD 4-Way Fixed Pattern T-Bar Diffuser with 6 Inch Collar, 80 - 315 cfm, Steel, Ceiling Mount