Selkirk 4" to 7" Reducer (Round - Type B Gas Vent)

Selkirk 4" to 7" Reducer Reducer - One step only. (RV) Round - Type B Gas Vent Model RV Double Wall Gas Vent is the installer's choice for residential, industrial and light commercial applications. The aluminum liner heats up quickly to promote strong draft. Galvanized outer provides protection against outdoor elements. Product line includes DWC Double Wall Connectors and EFC Expandable Flex Connectors. The RV line of Selkirk round vent pipe and fittings is designed for use on approved gas appliances in residential and light commercial and industrial applications. NOTE: Size refers to the inside diameter of the pipe or fitting. The outside diameter of RV is approximately 1⁄2" larger. Outer material is 28 GA galvanized steel. Inner liner is aluminum. 3" to 8" Diameters: Aluminum inner liner Galvanized outer wall Double-wall design with 1/4" uniform airspace Snap Lock coupler with optional Lock Tab Secure connection with 360° rotation for perfect alignment Die formed male end eliminates sharp edges 1" clearance to combustible Smart Choice warranty on all components Approvals: Listed to UL 441 in the U.S.A. Product Code Part No Size 104363 4RV-R3 4-Inch (4"x3") 105364 5RV-R4 5-Inch (5"x4") 106365 6RV-R5 6-Inch (6"x5") 107366 7RV-R6 7-Inch (7"x6") CA Residents: See Prop 65 WARNING. Warranty Lifetime Limited Warranty Refer to the Smart Choice Warranty for full warranty details. Downloads Download Product Catalog Download R-RV Type B Gas Vent Flyer Download Product List RV Type B Gas Vent Download RV Type B Gas Vent Installation Instructions Download RV Type B Gas Vent Installation Guidelines Download Submittal Specifications Download Chimney Venting Sizing Handbook Download Smart Choice Warranty Information