DuraVent Round Type B Gas Vent Model BV 3" x 4" Increaser btu630000 Connect to a masonry chimney

Connect to a masonry chimney using Selkirk aluminum Flexi-Liner (sold separately)

River Rock: Tumbled river rock that captures and refracts the LED light below the media bed

Topaz CRYSTALINE™ Ember Bed

Compact Termination Kit

Provides backing for fireplace top and sides

DuraVent Round Type B Gas Vent Model BV 3" x 4" Increaser btu630000 Connect to a masonry chimneyOur 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) Increaser Features Use to increase vent