DuraVent DuraTech All-Fuel Aluminum Flat Roof Flashing - For 7" Inner Diameter DuraTech: The venting pipe for this unit must have a 7" inner diameter. Installation necessitates the purchase of a Storm Collar separately. Both the chimney pipes and your roof are protected by flashing, which prevents water from entering via the vent hole. This item is composed of sturdy aluminum and is compatible with the DuraTech 7" chimney pipe system. It's only for flat roofs and comes with a limited lifetime warranty if done appropriately. Other components may be required to complete the vent termination. The DuraTech chimney pipe can be used with any type of fuel.

Suitable for flat roofs Limited lifetime warranty Durable aluminum construction For use with 7" DuraTech chimney pipes Protects chimney pipes vented through roof Separately purchased storm collar required for installation