NEW VERSION - PROOFER VERSION - it is enough 1 pieces for boiler when changing. Suitable Atmos boilers DC75SE, DC70GSX, D80P, P80, (fan UCJ4C82(B)) DC105S, DC150S - (fan UCJ4C102).
It gasket is enough 1 pieces for boiler when changing.
Big gasket of the Atmos boiler exhaust fan. NEW gasket of the exhaust fan UCJ4C82(B), UCJ4C102
