DuraVent DuraTech 5" Firestop Radiation Shield driftwood Zone heating is inherently more

Zone heating is inherently more efficient than your existing wood-burning fireplace or your central furnace

positive pressure chimney for use with boiler breeching and stack

The Standard Recess Kit is ideal for new build projects that allow for more cavity clearance space with a sleek

If you want an external thermostat – a millivolt version is what you need

DuraVent DuraTech 5" Firestop Radiation Shield driftwood Zone heating is inherently moreWith 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