We manufacture valve batteries in nominal diameters 6 mm to 50 mm. The nominal diameters 6 mm and 8 mm are each a direct controlled ventilation and sealing valve. Particularly they are equipped with an additional vacuum gauge connection.
The nominal diameters of 20 mm to 50 mm are vacuum pilot controlled and are used for vacuum packaging machines with additional gassing of the chamber. We can install additional hose connections on the pump and chamber side.