AmeriVent 6E12A Type B Gas Vent Pipe 6 in OD 12 in L Aluminum/Galvanized Steel - Pack of 6

Telescopes onto standard Ameri-Vent pipe length for adjustments from 3 to 10 in for 12 in lengths. Made of corrosion-resistant galvanized steel and aluminum as double-wall construction. Ends have a snap-lock coupling.