Description
Used to ensure clearance to combustibles is maintained. Also serves as a firestop. Adjusts from 4-1/8″ to 7″ to fit thickness of wall. Type B gas vent.
Used to ensure clearance to combustibles is maintained. Also serves as a firestop. Adjusts from 4-1/8″ to 7″ to fit thickness of wall. Type B gas vent.