4'' x 6 5/8'' DuraVent DirectVent Pro Restrictor Disk - 46DVA-RD

4'' x 6 5/8'' DuraVent DirectVent Pro Restrictor Disk - 46DVA-RD

DirectVent Pro Collection 4" x 6-5/8" Inner Diameter Galvanized Restrictor Disk The DirectVent Pro 4" x 6-5/8" Inner Diameter Galvanized Restrictor Disk is a component that is used in a typical venting installation. Use only in accordance with specific appliance manufacturer s installation instructions to restrict incoming combustion air. Features: Inner Diameter: 4" x 6-5/8" Restricts Incoming Combustion Air Use Only in Accordance with Manufacturer s Installation Instructions 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. DirectVent Pro is a unitized, coaxial venting system designed for use with direct vent gas or propane stoves, heaters, and fireplaces. Looking f