DuraVent 58DVA-WT3 12.5 x 14.5 in. Wall Thimble Direct Vent Pipe for Gas Firepla
Some appliance manufacturers require a greater top clearance on short runs with larger appliances. This Wall Thimble allows for a 3 inch top clearance and 1inch clearance for sides and bottom from the pipe to framing. Refer to the appliance manufacturers installation instructions for requirements. Recommended for use with the DirectVent Pro Square Termination only 58DVAHC. Specifications. Diameter 5 x 8 in. dia.. Size 12.5 x 14.5 in.