duff co universal temperature control goldline single stage electronic ... temperature control designed to be a direct replacement for ... and unreliable electromechanical controls provides on/off temperature control ... single-pole double-throw relay output controlling temperature is the most important part ... and it provides tight temperature control of 1of from the setpoint temperature ... allows the installer to position the control in a more accessible and secure area ... take the error out of temperature controlling and give yourself the accuracy you ... -corrosive fluids spdt mercury switch stainless steel sensing element connection is 1/4 ... fig no price 76837 honeywell pressure controls cotnrol or automatic l604a1169 used as ... description v8043f 1028 1/2 motorized zone valve v8043f 1036 3/4 motorized zone ...
provides protection in cross-connection control and containment for cold and hot water ... full port resilient seated bronze ball valve 175 psi 140of bronze body construction ... modular design replaceable seats ball valve test cocks easily serviced with no ... principal provides high capacity relief valve discharge during the emergency ... fouled epoxy coated cast iron check valve body with bronze seats 175 psi to 140of ... removable bronze seats stainless steel internal parts easily serviced with no ... entrance two inline independent check valves with an intermediate relief valve ... /4 -3 4 -6 watts n36 vacuum relief valve for water service automatically vents a ... kit for testing all reduced pressure zone backflow preventers accurate testing of ... zone and relief valve opening differential fouled check ...