Diffusers and Fittings

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 14 Inch Collar, 430 - 1710 cfm, Steel, Ceiling Mount

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

RectorSeal® AirTec 2-Way Ceiling Diffuser, 55 - 350 cfm, 8 Inch H x 8 Inch W Duct, Polymer, 9-1/4 Inch Ceiling Mount

RectorSeal® AirTec 3-Way Ceiling Diffuser, 55 - 350 cfm, 8 Inch H x 8 Inch W Duct, Polymer, 9-1/4 Inch Ceiling Mount

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

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

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 1110 Duct Ring, 10 Inch, For Use with No 16 Steel Round Diffuser, Steel, Golden Sand Enamel

Hart & Cooley 1212 Round Butterfly Damper, 12 Inch, For Use with No 16 Diffuser, Cold Rolled Steel, 6-11/16 Inch D

Hart & Cooley 16 Round Ceiling Diffuser, 150 - 500 cfm 12 Inch, Steel, 1 Inch Blade Spacing, 3/16 Inch Mount

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