The twin walled flue can be used as an internal or external flue system, especially useful if you don't have a chimney and want to install a conventional flue stove. Needing only a 50mm clearance from any combustible materials the system is made of 316 grade stainless steel inner & 304 grade stainless steel outer with a 25mm high density mineral wool insulated core for excellent thermal resistance. It is suitable for all fuels and is BSRIA approved to BS4545 parts 2/3 and is registered with HETAS as an approved product for burning solid fuel.

Estimated Delivery Time: 5 - 7 days.