Metalbest 6" x 25-Foot Aluminum Flex Length

6" x 25-Foot Aluminum Flex Length Pipe lengths provide the core part of the vent system. Pipes should match the inside diameter of all other pieces and all pieces should be from the same manufacturer. This 25 foot length is long enough for most ducting systems and should be purchased where the model SFCL stainless steel flex liner lengths and component parts are purchased separately. Features: Materials: Aluminum 3003, 2-ply (0.005" each) Fuels: Gas Temperature: 470 degrees F UL Listed: UL 1777 Warranty: Lifetime Limited Warranty Additional Metalbest Links View the Manufacturer Warranty Browse all Metalbest Products Metalbest AFCL Collection