Ceramic chimney insert for the construction of chimney connections (flue) for the removal of exhaust fumes from the fireplace and solid fuel heating devices.

Chimney connections are made of black steel sheets, grade DC01, 2.0 [mm] thick. They are used as connections for the discharge of exhaust gases from the fireplace and solid fuel heating devices (operating without condensation), where the exhaust gas temperature can reach 1000 [C].