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Use to add length to a straight length of DirectVent Pro.
Tight inner connections for superb performance, with no gaskets or sealants required.
Low-profile locks and no hems or beads allow for a beautiful product that looks elegant in any interior.
DirectVent Pro is a unitized, coaxial venting system designed for use with direct vent gas or propane stoves, heaters, and fireplaces.
4\" inner diameter x 6 5/8\" outer diameter x 24 inch length