4'' DuraVent B Vent Oval Adjustable Roof Flashing - 4GWF

Item Code: 5SP-4GWF

Availability: In Stock, Only 1 left, Ships in 1 to 2 business days.



$4.33 (15.01%)




Product Details

Use to weather proof the penetration of vent pipe through the roof. Flashing may be oriented in either direction. This flashing is made for pitches of 0/12 - 6/12. Storm collar required for installation.

PelletVent is a venting system for stoves and inserts that use multi-fuels (including wood pellets, corn, cherry pits, switch grass, coffee husks, walnut shells, soybeans, wheat, sunflower hulls, rapeseed, and sugar beets) or oil fuel. PelletVent is UL listed for 3'' clearance to combustibles in the USA and in Canada. It is a double-wall, air-insulated pipe with factory sealed seams on all elbows, tees, and fittings.

See all 4" Oval B Vent Components

Additional Information

  • Size: 4"
  • Dimensions: 18'' x 12 1/2''
  • Clearances: 1" Clearance to combustibles
  • Listings: UL Listed to UL441 and UL 1777 (MH6357ULC Listed to ULCS605 (CMH1276 & CMH1407)
  • Construction: Galvalume
Additional Information

Simpson DuraVent Type B Gas Vent is designed to meet the rugged demands of the job site. Type B Gas Vent is engineered to heat up rapidly. It remains hot during the operation of the appliance with minimal condensation in the appliance and vent system. The inner wall of Type B Gas Vent is recessed to eliminate damage in handling.

Type B Gas Vents are not suitable for use with wood-burning or coal applications, industrial ovens, exhaust ranges and hoods, grease or pollution ducting, or as free-standing exhaust vents for high-temperature applications. The applications listed typically use Type B Gas Vent systems, but not always: furnaces, water heaters, boilers, room heaters, decorative gas appliances, and unit heaters.

  Installation Instructions

Brand DuraVent, DuraVent Type B, Simpson
Model 4GWF
Made In USA
Shipping Weight (lbs) 2.0000
Actual Weight (lbs) 2
Product Type Above the Roof, Flashings, Termination Components
Diameter 4 Inch Oval


  Manufacturer's Limited Lifetime Warranty

Our Warranty, Return & Exchange Policy

Visit our No-Risk Warranty

Visit our Automated Returns, and we'll guide you through the quick and easy return and exchange process.

Estimate Shipping