Volcanic Rock - Carton of 12 - 2 lb. Bags.*

Designed to be used with Monessen Vent-Free Fireplace Inserts and Vent-Free Fireplaces. Volcanic Rock, Carton of 12-2 lb. Bags. Volcanic rock brings a weathered, organic look to your fireplace. Spread round the floor of your fireplace and ahead of your gas log set for added beauty.