The valve also includes {HEAD ~ a first diaphragm} arranged and configured for opening and closing {TAIL ~ a fluid flow path} between the inlet and outlet ports 
The valve also includes { HEAD ~ a first diaphragm } arranged and configured for opening and closing { TAIL ~ a fluid flow path } between the inlet and outlet ports
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH REL OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH