Metal-Fab Type B-Vent 3" to 4" Diameter No-Height Increaser h45 Energy Efficiency: Patented Comfort$aver® technology

Energy Efficiency: Patented Comfort$aver® technology reduces energy usage while keeping the room temperature stable and cozy

Download Passive Heat Kit Installation Instructions

80 / 477 D 2

and ember bed lighting are available in 10 independently controlled colors

Weight: 14 lbs

Metal-Fab Type B-Vent 3" to 4" Diameter No-Height Increaser h45 Energy Efficiency: Patented Comfort$aver® technologyType 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