DuraVent DuraTech 7" Diameter Chimney Roof Support btu13700 American fire glass lava rocks

American fire glass lava rocks are great in soil to retain moisture for plants & work well as an addition to aquariums & ponds

Proudly made in Canada

Stock Code 18270 Size 39"W x 33

This dazzling Starfire fire glass from our 1/4" fire glass collection boasts a brilliant shine making it resemble precious gemstones or cold

Grand Canyon's Jumbo Burner system features a 304 stainless steel chassis for ultimate durability and performance while allowing for gas to flow in from either side of the burner

DuraVent DuraTech 7" Diameter Chimney Roof Support btu13700 American fire glass lava rocksWith a Refractory insulation encased between dual walls, DuraTech offers the optimum in safety and performance. It keeps the outer wall of the chimney cool while ensuring high flue gas temperatures for optimum draft performance. The inner wall is 25% thicker than competitive chimneys for an extra margin of safety. No locking bands or mechanical fasteners required. DuraTech's sleek 1" wall design provides for easy installations through 16" on center