This flue damper is designed to fit inside the flue collar/spigot of a Hunter Stove with a 150mm (6") outlet. It can be bought at a later date and retro fitted however you will need to disconnect the flue pipe in order to do this. This butterfly valve fits inside the flue stoves flue collar, you can adjust it from vertical to horizontal positions which will dampen the speed of the chimney draw. Only suitable for use with 150mm (6") diameter Hunter Stoves.
Built on 40 years of expertise, experience and evolution, Hunter Stoves Group present the Herald collection of wood burning, multifuel and gas stoves. Unlike many other brands all Hunter Herald Stoves are actually tested twice, once for burning wood and again for burning smokeless fuel as a multifuel stove. Also in the range is HS Gas, a collection of similarly styled gas stoves.