Metal-Fab Type B-Vent 8" to 18" Increaser w44.50 Each lava rock measures approximately

Each lava rock measures approximately 1/8-inch to 1/4-inch with a total bag weight of five pounds

we don’t foresee any issues with using a dutch oven directly on the coals at your own risk

Dimension: 46"L x 20"W X 8"H

Keystone B-Vent Deluxe Fireplace

Replaces old part number A-AUG-22

Metal-Fab Type B-Vent 8" to 18" Increaser w44.50 Each lava rock measures approximatelyType 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