Metal-Fab Type B-Vent 24" Storm Collar h4.37 hidden hinges provide safe operation

hidden hinges provide safe operation without obscuring the fireplace

Weight limit is 110 lbs

Adds style and sophistication

Indoor/Outdoor see-through conversion kit available to enjoy the fire both inside and out

Excellent mechanical strength

Metal-Fab Type B-Vent 24" Storm Collar h4.37 hidden hinges provide safe operationType B Gas Vent products are tested and listed to UL 441 for approved gas appliances and feature our innovative twist lock connection and locking tab, eliminating the need for sheet metal screws. Metal Fab Type B Gas Vent combines hemmed flues and casings that maximize product durability and reliability and minimize installation time. Designed for versatility, Metal Fab Type B Gas Vent products 3" 6" adapt to major competing brands and when installed