DuraVent 46DVA-WT Direct Vent Pro Wall Thimble For 4” x 6 5⁄8” direct vent.
DuraVent 46DVA-WT 4” x 6 5⁄8” DirectVent Pro Wall Thimble provides a complete wall-pass-through and firestop. Use with Square Horizontal Cap only.
May be required in Canada.
Refer to the appliance manufacturer’s installation instructions for requirements.