DuraVent Round Type B Gas Vent Model BV 3" x 12" Adjustable Double Wall Pipe btu593000 Model 230470 Size 4" Technical

Model 230470 Size 4" Technical Drawings & Dimensions

021" Galvalume Steel (Size) Inside Diameter 8" Length 12" A 8" B 10" Technical Dimensions

Heat Displacement without an Ecofan

Black outer trim kit

DuraVent Round Type B Gas Vent Model BV 3" x 12" Adjustable Double Wall Pipe btu593000 Model 230470 Size 4" TechnicalOur 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) Round Adjustable Pipe Features Used in