DuraVent 46DVA-12B Pipe Length - 12" Type_Filter Cleaner For 42" opening or larger

For 42" opening or larger

Granular chlorine is hygroscopic (it pulls moisture from the air)

Round Ceiling Support/Wall Thimble Cover

and no motor to burn out

DuraVent 46DVA-12B Pipe Length - 12" Type_Filter Cleaner For 42" opening or largerDuraVent 46DVA 12B Pipe Length 12" Overview Designed for appliances tested and listed for direct vent. Features a fully unitized twist lock construction in 4" x 6 5 8" vent size. Use of sealant is optional unless specified by the appliance manufacturer. To calculate install length, subtract 1 1 2" for each joint. No beads or hems. Black pipe lengths feature exterior laser welded seams. What's in the Box 1 x DuraVent 46DVA 12B Pipe Length 12"