Diaphragm ? 12 g20 De Dietrich 7705933

A diaphragm ? 12 g20 is a precision component used in gas valves and regulators to control gas flow in burner systems. With a diameter of 12 mm and designed for G20 gas, this diaphragm responds to pressure changes to maintain stable combustion. It is a common spare part for gas burner repairs and boiler maintenance. Replacing a worn or damaged diaphragm restores proper gas regulation, improving efficiency and safety in heating equipment.