DuraVent DuraTech 6" and 8" Galvalume Adjustable Extended Wall Support w21.75 does not include TV depth)

does not include TV depth)

dependable on/off control for any heating configuration

Replacement 32" x 44" Black Faceplate Trim for 3500 Wood Insert

Max BTU Output 38

DuraVent DuraTech 6" and 8" Galvalume Adjustable Extended Wall Support w21.75 does not include TV depth)With 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