Duravent 4" x 6-5/8" DirectVent Pro 17" - 24" Adjustable Pipe ( black) w/ welded seam | 46DVA-24TAB

DirectVent Pro Adjustable Pipe (black)w/ welded seam from Duravent Inner Diameter - 4" Outer Diameter - 6-5/8" Aluminum Inner/Galvalume Outer Black Finish Use of sealant is optional, unless specified by the appliance manufacturer. Available in black or galvalume exterior (both feature laser-welded outer wall seams). Choose from available Adjustable Pipe options: 4" x 6-5/8" Diameter 46DVA-17TAB 46DVA-24TAB 5" x 8" Diameter 58DVA-17TAB About the Duravent DirectVent Pro System DirectVent Pro features tight inner connections for superb performance, with no gaskets or sealants required (unless specified by the appliance manufacturer). All black pipe lengths, pipe extensions, and elbows feature laser-welded outer wall seams for a sleek finish. Low-profile locks and no hems or beads allow for a beautiful product that looks elegant in any interior.  DuraVent's direct vent is specified by nearly every major stove and fireplace manufacturer in the U.S. and Canada, with the largest choice