Vent Size
Inner Pipe	5"
Outer Pipe	8"

DuraVent DirectVent Pro 9 Inch Pipe Length - Galvanized Direct Vent Pipe For Gas Fireplaces & Gas Stoves | 58DVA-09 |

Designed for appliances tested and listed for direct vent. Features a fully unitized twist-lock construction in 5" x 8" vent sizes. Use of sealant is optional, unless specified by the appliance manufacturer. To calculate install length, subtract 1 1/2" for each joint. No beads or hems.