Duravent 4" x 6-5/8" DirectVent Pro 3" & 4" Flex Horizontal Cap Kit | 46DVA-HCL34

DirectVent Pro Flex Horizontal Cap Kit from Duravent Use when venting an approved appliance horizontally through the back of a suitable masonry chimney. Kit includes: Co-Linear Termination, Two 10' Aluminum Flex Lengths (3x3 or 3x4), and Hardware for Flex Attachment. 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 of termination caps for direct vent available. Applications DirectVent Pro is a unitized, coaxial (concentric) venting system designed for use with direct vent gas or propan