DuraVent DuraVent Aluminum Storm Collar with 20" Inner Diameter

Round Gas Vent Collection Aluminum Storm Collar with 20 Inch Inner DiameterThis Aluminum Storm Collar with 20 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 to maintain a weather tight resistant seal between the pipe and the flashing.Features:Fuel Type: Gas, Liquid PropaneInner Diameter: 20"Maintains a Weather Tight Resistant SealDouble Wall ConstructionUL ListedDuraVent Type B Gas Vent is designed to meet the rugged ...