The BERMAD Model FP 430-59 combines fire pump relief with a pre-opening feature to anticipate pump start-up surge. The valve opens fully by means of electric override upon pump start-up, and continues to function as a pressure relief valve. The valve...
German standard butterfly valve
Technical Specifications
- Center line butterfly valve according to the seat material into rubber lining center line
butterfly valve and fluorine plastic lining butterfly valve, rubber lining center line butte...