Vent Size
Inner Pipe	4"
Outer Pipe	6 5/8"

DuraVent DirectVent Pro Horizontal Termination Kit A Direct Vent Pipe For Gas Fireplaces & Gas Stoves | 46DVA-KHA |

Kit includes: 90° black Elbow, Ceiling Support/Wall Thimble Cover, 24" black Pipe, 8 1/2" black Pipe Extension. Termination cap not included. For 4" x 6 5/8" direct vent.