8-1/2" Pipe Extension (galvanized)

The DuraVent 58DVA-AB DirectVent Pro Pipe Extension, 5x8-inch Diameter provides a high quality pipe extension that is used to add length to a straight length of Direct Vent Pro. The 8.5 inch pipe adds 3 to 7 inches of length whereas the 16 inch pipe adds 3 to 14 inches of length, when used with rigid sections of pipe. Direct Vent lengths feature a full unitized, twist-lock construction.