Metal-Fab Type B-Vent 3" to 4" Drafthood Increaser 74in with a lift capacity of

with a lift capacity of 120 lbs

Millivolt control models offer reliable on/off operation with remote control capabilities

Featuring a 10-foot length

Lava Rock Only 20 lbs Lava Rock (As a Base) 20 lbs Glass (On top of Lava Rock) 40 lbs Lava Stones (On top of Lava Rock) 25 lbs Glass Only 90 lbs Warranty

Product Dimensions: 22" W x 20 1/4" H x 18 1/8" D

Metal-Fab Type B-Vent 3" to 4" Drafthood Increaser 74in with a lift capacity ofType 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