Duravent 4" x 6-5/8" DirectVent Pro Universal Wall Thimble | 46DVA-WTU

DirectVent Pro Universal Wall Thimble from Duravent Provides a complete wall-pass-through and interior firestop Features an adjustable sleeve for an exact fit Eliminates visible trim on exterior or wall near cap Sized to fit all duravent directvent pro termination caps Works well for smaller square and sconce termination caps Choose from the following Universal Wall Thimble sizes: 4" x 6-5/8" Diameter 46DVA-WTU 5" x 8" Diameter 58DVA-WTU 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 ch