Duravent 4" x 6-5/8" DirectVent Pro Co-Linear Termination Kit AL Flex | 46DVA-CL33H

DirectVent Pro Co-Linear Termination Kit AL Flex from Duravent Use when installing a direct vent co-linear insert into a masonry chimney. Kit includes: Choice of High-Wind Termination Cap or Prairie Termination Cap; and two pieces of Aluminum Flex lengths - one Red (exhaust), and one Green (air intake). 3" Exhaust / 3" Intake diameter 30ft and 4ft Pipe Length Choose from the following Co-Linear Termination Kit AL Flex sizes: 4" x 6-5/8" Diameter 46DVA-CL33-25 46DVA-CL33 46DVA-CL33H 46DVA-CL33P 46DVA-CL34 46DVA-CL34P 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 vents available. Applications DirectVent Pro is a unitized, coaxial (concentric) venting system designed for use with direct vent gas or propane stoves, heaters, and fireplaces. Materials and Construction .020” aluminum inner wall. .018” galvanized steel outer wall. Painted outer walls made of laserwelded .018” galvalume steel. Caps also available in stainless steel and copper. Outer pipe brings combustion air to the appliance. Inner pipe exhausts flue gases to the outside. Gaskets or sealants not required (unless specified by the appliance manufacturer). Clearances Specified by the appliance manufacturer. Diameters 4” x 6 5⁄8” and 5” x 8”. Listings DirectVent Pro, in combination with the gas appliance, has been tested and listed as a decorative gas appliance system or as a direct vent heater system by a major testing agency, such as UL, CSA, or Warnock Hersey. Check with your appliance manufacturer for approval.