DuraVent DuraTech 5" and 7" Galvalume Adjustable Extended Wall Strap 144in The superior construction ensures durability

The superior construction ensures durability and longevity in a product that resists discoloration

The correct fuel depends on your model

5" W x 25" H x 8

Choose Charred Burnt Aspen Logs (ENS) in 18

Optional Indoor / Outdoor Kit

DuraVent DuraTech 5" and 7" Galvalume Adjustable Extended Wall Strap 144in The superior construction ensures durabilityWith 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