DuraVent DuraVent 5" Inner Diameter - DirectVent Pro Direct Vent Pipe - Double Wall - 11" to 17" Adjustable Pipe Length

5" x 8" DirectVent Pro 11" - 17" Adjustable Direct Vent PipeThe DirectVent Pro 5" x 8" Inner Diameter Galvanized 11"-17" Adjustable Pipe Length is a component that is used in a typical venting installation. The DuraVent 60" direct vent pipe is designed for appliances tested and listed for direct vent. Features a fully unitized twist-lock construction in both 4"x6-5/8" and 5"x8" vent sizes. Use of sealant is optional, unless specified by the appliance manufacturer. To calculate install length, subtract 1 ...