DuraVent 5 in. High Type B Vent Wind Cap for Chimney Pipe

Type B Gas Vent designed to the demands of the common category I appliance installation. Engineered to heat up rapidly and remain hot during the appliance operation to allow for minimal condensation. An innovative system for a lock tight connection called DuraLock.|Use with natural gas and liquified propane (LP) category I appliances with a draft hood|5 in. Dia H wind top withstands up to 40 mph winds|Aluminum inner wall and galvalume outer wall construction that features an industry leading twist-lock design|Baffling prevents back drafting of vent gases caused by high winds