DuraVent DuraVent 4" Inner Diameter - DirectVent Pro Direct Vent Pipe - Double Wall - 17" to 24" Adjustable Pipe Length

4" Inner Diameter DirectVent Pro Collection 17"- 24" Adjustable Pipe Length Warranty Notice: M&G DuraVent warranty applies to this professional grade product only when installed by a trained professional installer.Features: Use to add length to a straight length of DirectVent Pro.Tight inner connections for superb performance, with no gaskets or sealants required (unless specified by the appliance manufacturer)Low-profile locks and no hems or beads allow for a beautiful product that looks elegant in any ...