DuraVent DuraTech 5" and 7" Galvalume Adjustable Extended Wall Strap distressed-cherry Model ZCBBXL Vent Free Gas

Model ZCBBXL Vent Free Gas Firebox

⮞ On what kind of walls can I mount my fireplace onto

Anchor x 4

Air Intake Kit

DuraVent DuraTech 5" and 7" Galvalume Adjustable Extended Wall Strap distressed-cherry Model ZCBBXL Vent Free GasWith a Thermal Tech blanket 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. DuraTechs sleek 1" wall design provides for easy installations through 16" on