DuraVent DuraTech 8" Elbow Strap h41.375 18" Firestone Only Set -

18" Firestone Only Set - Black/White/Beige

This model provides a maintenance-free

4000W model: 8' to 11'

softer heat is created

DuraVent DuraTech 8" Elbow Strap h41.375 18" Firestone Only Set -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