Cast iron gate block f150

Cast iron gate block f150 is designed to adjust the intensity of combustion by changing the level of draft in the chimney. Has a handle for controlling the valve with the ability to exit to the furnace room. Allows you to keep heat in the furnace after the cessation of active combustion and to increase the service life of the chimney. Installed on 500 mm long Gefest cast iron starting pipes. Further, the first element of the chimney system is installed on the branch pipe of the gate block, such as a start-transition or a boiler adapter.