DuraVent Round Type B Gas Vent Model BV 20" Flat to 6/12 Pitch Large Diameter Adjustable Roof Flashing star-fire Made of Galvalume

Made of Galvalume

For use with B30 Ascent series fireplace

which makes them safe to heat enclosed spaces

2 Years Pro Series Burners Lifetime

The Black and Powder Coat units require 8" all fuel-chimney and the Plated units require 6" all-fuel chimney down to the top of the hood

DuraVent Round Type B Gas Vent Model BV 20" Flat to 6/12 Pitch Large Diameter Adjustable Roof Flashing star-fire Made of GalvalumeOur non positional lock system on the Duravent BV Gas Vent is the best lock system on the market today. The incorporation of the DuraTab feature simply improves our lock system by adding flexibility and meeting market needs. The BV line of Duravent round vent pipe and fittings is designed for use on approved gas appliances in residential and light commercial and industrial applications. What's Included (1) Adjustable Roof Flashing Features Fits flat