... switching defects that single chamber might have.2. Y-type automatic diaphragm valve body and valve bonnet is made from ... temperature: under 4 C- 50 C.Pictures of Y-type automatic diaphragm valve:Application-multi valves system:Exhibition:Package:Our products ... of all kinds of water treatment components, such as Y-type automatic diaphragm valve, backwash valve, fleck valve, Runxin valve, Fobrite ...