Adapter to stove pipe (4 inch) - Twin wall flue

Adapter used to change from 4 inch stove pipe to 4 inch twin wall flue. Can also be connected straight onto an appliance. Class 1 twin wall insulated stainless steel flue system. 30mm of Rockwool insulation. 40mm overlap Designed for condensing and dry applications. Used for domestic heating, domestic hot water, industrial/commercial heating, biomass boilers, open fires, bakery ovens. Use with gas, diesel, solid fuel, biofuel. Laser welded joints Requires a locking band