DuraVent Round Type B Gas Vent Model BV 4" x 4" x 3" Fixed Wye through-the-wall the SR6W is ideal for

the SR6W is ideal for bathrooms

Propane use only

Model FHP-CSP-18NA Fuel Type Natural Gas Certifications ANSI Z21

Provides standard gas flow for natural gas appliances

DuraVent Round Type B Gas Vent Model BV 4" x 4" x 3" Fixed Wye through-the-wall the SR6W is ideal forOur 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) Fixed Wye Features Used to transition system