DuraVent DuraVent 5" Inner Diameter - Type B Round Gas Vent Pipe - Double Wall - Wall Thimble

Round Gas Vent Collection Aluminum Wall Thimble with 5 Inch Inner DiameterThis Aluminum Wall Thimble with 5 Inch Inner Diameter from the Round Gas Vent series is a Type B gas component and consists of the duralock system for a tight seal. Use for through-the-wall system to provide clearances for vent from combustibles. Adjusts from 3½” to 6” to accommodate various wall thicknesses. Larger diameter wall thimbles are field fabricated. (See local codes for guidelines.).Features:Fuel Type: Gas, Liquid Propan...