Metal-Fab Type B-Vent 3" to 8" Increaser h66 Refer to our Typical Installation

Refer to our Typical Installation to select the appropriate component parts for your installation

UL 641 Flue Material 430 stainless Steel Casing Material Galvanized Steel Inner Diameter 4" Height/Length 6" Color Silver Technical Drawings & Dimensions

Assorted Cannonballs

P2000I Tahoe Insert

Metal-Fab Type B-Vent 3" to 8" Increaser h66 Refer to our Typical InstallationType 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