Swing Swing Check Valve - ASME | Valvosider Valvosider Swing Check Valve - ASME | Valvosider The Swing Check Valve by Valvosider, compliant with ASME standards, is designed to prevent backflow in piping systems. It is available in various pressure classes and sizes to accommodate different operational needs. The valve classes range from 150 to 2500, with corresponding size ranges as follows: Class 150 and 300 are available in sizes from 2" to... View