below are links to pdf files for many of the common Goyen air pulse diaphragm and pilot valves as well as the pilot valve manifold enclosures.  please email or call if you have questions or need a quote.

goyen diaphragm valve literature

Goyen pilot valve literature

RCAC20T4 (3/4″ Threaded valve)

RCAC25T4 (1″ THREADED VALVE)

RCAC20dd4 (3/4″ double dresser VALVE)

RCAC25dd4 (1″ double dresser VALVE)

RCA3DM (1/8″ pilot VALVE)

GOYEN SOLENOID PILOT VALVES(all)

GOYEN SOLENOID enclosures (non-hazardous)