DuraVent® 4PVL-A12R Adjustable Pellet Vent Pipe, 4"D x 12"L GiftsForSeason It also features a SecureTech

It also features a SecureTech indicator that lets you know that the gate is securely locked in place

Polar-Glo™ Clamp is Ergonomically Designed so that it can be Easily Handled by Everyone

Formulated for high tensile strength and ductility

Coverage: 15000 sq

DuraVent® 4PVL-A12R Adjustable Pellet Vent Pipe, 4"D x 12"L GiftsForSeason It also features a SecureTechThis adjustable pellet vent pipe can be used in both vertical and horizontal installations. Adds 3" to 10" of length to 4" rigid pellet pipe. Designed for stoves that burn wood pellets, double wall and air insulated pipe. Inner wall of . 012" super ferritic stainless steel. Outer wall . 018" laser welded galvalume. Required for venting pellet appliance above 4,000'. 4"D x 12"L Adds 3" to 10" of length to 4" rigid pellet pipe Twist lock construction