Winan's Foam Concentrate Ball Valves come in standard sizes ranging from 1.0 to 2.5 in (DN25-DN65) to match the concentrate inlet thread (or flange) size on Winan proportioners and Inline Balanced Pressure Proportioner(ILBP) assemblies. Each ball valve consist of a factory assembled and tested stainless steel or bronze ball valve,stainless steel hydraulic actuator to the ball valve.The actuator has a position indicator for manual reset.