DuraVent Round Type B Gas Vent Model BV 30" 45-Degree Elbow d7.88 The Affinity Smart-Heat controllers have

The Affinity Smart-Heat controllers have the ability to switch connection method depending on the status of the connection

Black outer finish

For use with WM-B 100" fireplaces

Uses a 110v outlet

Only four legs need to be installed

DuraVent Round Type B Gas Vent Model BV 30" 45-Degree Elbow d7.88 The Affinity Smart-Heat controllers haveOur 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) 45 Elbow Features Elbows are used to offset