DuraVent - 5"-8" Inner Diameter PolyPro Flat Roof Flashing

Save $10.28
DuraVentSKU: 5PPS-FF

Sale price$92.53 Regular price$102.81
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Size: 5"

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Elevate your roofing and venting game with the DuraVent PolyPro Flat Roof Flashing. As the go-to choice for professionals in the HVAC and Hearth markets, DuraVent brings you a cutting-edge solution that combines innovation, safety, and reliability. This flat roof flashing is engineered to perfection, setting the industry standard and offering a range of benefits that will make your installation process smoother and more efficient.

DuraVent has earned its reputation as the premier company in the venting industry by consistently delivering top-notch products. The PolyPro Flat Roof Flashing is no exception. Crafted with precision, this flashing is designed to weather-proof the penetration of vent pipes through your roof, ensuring a leak-free and secure installation. It's the ultimate solution for professionals looking to tackle high-efficiency HVAC projects, including water heaters, condensing boilers, and warm air furnaces.

One of the standout features of PolyPro is its superiority over traditional PVC pipes. While PVC is commonly used, PolyPro takes venting to the next level. It's engineered to be faster and easier to install, ultimately saving you valuable time and money. Plus, PolyPro boasts an impressive operating temperature limit of 230°F/110°C, surpassing the capabilities of PVC and CPVC alternatives. With a built-in condensation management system, this flashing ensures that your venting system operates at peak efficiency, preventing any moisture-related issues.


  • Effortless Installation: Say goodbye to time-consuming installations. PolyPro is designed for quick and hassle-free setup, making your job smoother.
  • Superior Temperature Resistance: With an operating temperature limit of 230°F/110°C, PolyPro outperforms PVC and CPVC alternatives, ensuring durability and safety.
  • Condensation Management: The built-in condensation management system keeps your venting system dry and efficient, preventing moisture-related problems.
  • Industry Standard: DuraVent sets the industry standard, and the PolyPro Flat Roof Flashing is no exception, meeting the demands of professionals with precision.
  • High-Efficiency Venting: Suitable for high-efficiency appliances like water heaters and condensing boilers, PolyPro ensures optimal performance.
  • Weather-Proof Design: Rest easy, knowing that your roof penetration is fully weather-proofed with DuraVent's PolyPro Flat Roof Flashing.
  • 10-Year Warranty: Enjoy peace of mind with a 10-year limited warranty, showcasing DuraVent's commitment to quality and reliability.


  • Use to weather-proof the penetration of vent pipe through the roof.
  • For use with concentric terminations only.


PolyPro is a polypropylene vent pipe with ANSI Category II and IV gas-burning appliances, including high-efficiency water heaters, condensing boilers, and warm air furnaces. Intertek lists PolyPro to the ULC S636 standard in Canada as a Class IIA, IIB, and IIC vent system suitable for exhaust temperatures up to 230°F / 110°C, and a maximum positive pressure of 15 in-w.c.


Model Dimension
5PPS-FF 6.125" (A) x 16.875" (B) x 5.875" (C)
6PPS-FF 6.75" (A) x 16.875" (B) x 5.875" (C)
8PPS-FF 8.875" (A) x 20.5" (B) x 6.875" (C)
Clearance 0” clearance to combustibles / vertical installations
Listings ULC S636 is Listed as a Class IIA, IIB, and IIC vent system.
Warranty 10-years Limited warranty


About the Manufacturer:

Consistently the first to market with new innovations in venting systems, DuraVent has captured a leadership position in emerging markets. DuraVent has patents for several products and continues to design safe and technologically advanced venting.The company’s research into solving problems with corrosion, when biofuels such as corn are used, led to the break-through patent for PelletVent Pro.

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It is very important that you inspect the packaging of your items when they arrive and check if you received all boxes listed on the delivery receipt. If you notice any damage or shortage of packages, you must make note of it on the bill of lading, take pictures, and refuse delivery. Your note should say "refused due to damage". You must also take photos of all sides of the box and send them to us within 2 days. If there are no damages visible before opening the box, you must note "subject to further inspection may contain concealed damage". If you notice any damage after receiving the delivery, do not throw the box away, and contact us with the photos. After we receive information from you about the refused delivery or concealed damage, we immediately initiate a claim with the shipping company or with the manufacturer. After the claim is fully processed, we ship all replacements at absolutely no cost to you.

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