Pilot-operated Control Valves, Pilot-operated Back Pressure Regulator RP 116, Pilot-operated back pressure regulator for high flow rates | specially developed for drinking water Applications | body made of spheroidal cast iron GJS 450-10 with epoxy coating in blue RAL 5005, thickness min. 250 μm | coating as per DVGW W270 and KTW recommendation of the German Ministry for Health | adjustable closing, opening and response speed