Metal-Fab Type B-Vent 22" to 30" Increaser h46.875 Width x Heights 48 x

Width x Heights 48 x 22 *When ordering standard masonry overlap fit doors it is best to go with the smaller frame size

SAFE TOUCH

Three sizes available: 36"

ULC – S636 Construction 316L Stainless Steel Diameters 3" Height 9

Metal-Fab Type B-Vent 22" to 30" Increaser h46.875 Width x Heights 48 xType 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