Save on the DuraVent 58DVA-16A DirectVent Pro 5" Double-Wall Pipe Extension, 16" - Galvanized (8" O.D.) at PlumbersStock. The double-wall pipe extension is built to withstand hot stove temperatures. DirectVent Pro is a concentric venting system for direct vent gas or propane applications, like stoves, heaters, and fireplaces.
Use to add length to a straight length of DirectVent Pro. 8 ½” pipe adds 3” - 7” of length, 16” pipe adds 3” - 14 ½” of length when used with rigid sections of pipe. Direct vent lengths feature a fully unitized, twist-lock construction. Use of sealant is optional unless specified by the appliance manufacturer. Available in black or galvalume exterior (both feature laser-welded outer wall seams). Does not fit DirectVent GS pipe.