Almost never undersold. If you find a better price e-mail us their quote and we'll likely beat it. Let us quote your pipe. Our NFI Master Hearth Certified Technician will evaluate your pipe installation project and give you a customized quote. Whether it is one piece or a larger project we can help. Call or e-mail us today!

DuraVent 7" DuraFlex 316 25' Stainless Steel Length - 7DF316-25

Use with wood-pellet, non-condensing gas, wood-burning, and oil appliances. Custom lengths available for 3"-8" diameters. Minimum length of 10' for custom orders. Maximum 100' for 3"-8". Must be ordered in increments of 10'. 3"-8" diameter flex can be ovalized up to the first 4'. Call Customer Service to add ovalizing to your order and for pricing.

DuraFlex 316 flexible relining for masonry chimney. Use with gas, wood pellet, oil, or wood appliance. Applications include: fireplace inserts, furnaces, boilers, and water heaters. 316 is designed for use in harsher conditions, for more resistance to corrosion, such as coal.

We strive to ship within 5-7 business days, but in-season delivery can take up to 2 weeks or more. If you have any questions or concerns about delivery, please e-mail us at: info@woodstovepro.com

Click to see the DuraVent DuraFlex Catalog

California residents please click on the link for information on Proposition 65 BEFORE purchasing.

Tags: 7DF31625 Dura Vent DuraFlex 7 - Chimney Pipe / Venting Pipe