B Vent Fittings

Hart & Cooley RN Round Vent Increaser, 4 - 6 Inch, Aluminum Inner, G-90 Steel Outer, 4-13/16 x 6-1/2 Inch OD

Hart & Cooley 5400 Round Ring Collar, 10 Inch, Steel, For Use with T-Bar Diffusers, 0.18 Inch T, 14 Inch Dia

Hart & Cooley RPC Round Vent Pipe Collar, 5 Inch, G-90 Steel, For Use with Type B Gas Vent Systems, 0.018 Inch T

Hart & Cooley RT Round Gas Vent Tee, 5 Inch, Aluminum Inner, Steel Outer, For Use with Type B Gas Vent Systems

Hart & Cooley RN Round Vent Increaser, 3 - 6 Inch, Aluminum Inner, G-90 Steel Outer, 3-13/16 x 6-1/2 Inch OD

Hart & Cooley ALK-VA Vent Adapter, 6 Inch, Aluminum Inner, Steel Outer, For Use with Type B Gas Vent Systems

Hart & Cooley ALK-VA Vent Adapter, 8 Inch, Aluminum Inner, Steel Outer, For Use with Type B Gas Vent Systems

Hart & Cooley 5400 Round Ring Collar, 6 Inch, Steel, For Use with T-Bar Diffusers, 0.18 Inch T, 14 Inch Dia x 2 Inch H

Hart & Cooley RGS Gripper Support, 3 Inch Dia, 3-1/2 Inch Skirt, Steel, For Use with Type B-Vent Systems, Galvanized

Hart & Cooley REA Adjustable Round Vent Elbow, 7 Inch, G-90 Steel, Aluminum, For Use with Type B Gas Vent Systems

Hart & Cooley RFA Adjustable Type B Roof Flashing, 7 Inch Pipe, Steel, 25-3/4 Inch W x 21-5/8 Inch L, 0.018 Inch T

Hart & Cooley RFA Adjustable Type B Roof Flashing, 8 Inch Pipe, Steel, 25-3/4 Inch W x 21-5/8 Inch L, 0.018 Inch T