DuraVent DuraTech 5" Roof Radiation Shield d29.75 Heating Capability: While not intended

Heating Capability: While not intended as a primary heat source

Flex Connector

Vail Vent-Free Fireplace 24 Manual

If you changed from wood to gas

See venting section of manual

DuraVent DuraTech 5" Roof Radiation Shield d29.75 Heating Capability: While not intendedWith 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