DuraVent 4BVDC 4″ Inner Type B Gas Vent Pipe Double Wall Cap
DuraVent 4BVDC 4 in. Inner Type B Round Gas Vent Pipe Double Wall Chimney Cap. Inner Type B Round Gas Vent Pipe Double Wall Chimney Cap. Part Number: 4BVDC. Manufacturer: DuraVent. Product Identifier: 662492956519.