This leads to a pressure big difference more than the main valve, triggering it to move upwards, letting the remaining media to move freely towards the outlet (Figure five correct). The valve closes if the inlet pressure drops below the reaction pressure all over again. At Borhn, we believe in https://dollartonaira19676.slypage.com/28871349/5-simple-statements-about-brass-plumbing-fittings-explained