DuraVent Oval Type B Gas Vent Model BV 4" x 4" Firestop Spacer venting-accessory-for-gas-stove Classic bi-fold design

Classic bi-fold design

Turn them on or off by flipping a switch

OPT-160 18" 1/2” 2 Rings 160

Square Cover (61852)

DuraVent Oval Type B Gas Vent Model BV 4" x 4" Firestop Spacer venting-accessory-for-gas-stove Classic bi-fold designOur 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) Oval Firestop Spacer Features The firestop