6", 6RV-TK, 4 Piece, Round Type B Gas Vent Termination Kit, Includes Top, Flashing, Storm Collar & Draft Hood Connector.
3-1/4" x 10" To 6", 30 Gauge, HVAC Galvanized Register Boot, Standard Straight Back.
6", Gray, Round Plastic Wall Cap, Damper Spring Controlled, Easily Painted, Individually Boxed.
3", 3RV- WT, Wall Thimble, Adjusts 4-1/8" To 7" To Fit Wall Thickness, Round Type B Gas Vent.
4", 4RV-WT, Wall Thimble, Adjusts 4-1/8" To 7" To Fit Wall Thickness, Round Type B Gas Vent.
6", 6RV-WT, Wall Thimble, Adjusts 4-1/8" To 7" To Fit Wall Thickness, Round Type B Gas Vent.