DuraVent 25' PolyPro Flex Length Size:4" and operates on a 20-pound

and operates on a 20-pound propane tank that lasts 8 to 10 hours on high

Flex remains secured to the Storm Collar/Top Plate when removing the cap section for inspections and cleaning

Our Signature 360° Airflow Design™ lets you hit the trail

Can install up to 50 feet (15

DuraVent 25' PolyPro Flex Length Size:4" and operates on a 20-pound**This item is available with 3 4 weeks lead time.** Overview DuraVent is the premier company in the venting industry. With a broad range of engineered venting products, DuraVent has earned its reputation as the industry leader by offering innovative, safe, and professional products for the HVAC and Hearth markets. PolyPro and PVC CPVC: PVC pipes are commonly used for venting water heaters, condensing boilers, and warm air furnaces. PolyPro is an