Parker Hannifin
221G Series - 2/2 Pilot Operated Diaphragm Valve
AGA Certificate 6160221G Series. 2/2 Pilot Operated Diaphragm Valve3/4" BSP 221GS3534C Max Working Pressure: 200 kPa1" BSP 221GS3534A Max Working Pressure: 100 kPa
TECHRITE-PARKER-HANNIFIN-PARKER-LUCIFER-221G-SERIES-2-2-PILOT-OPERATED-DIAPHRAGM-VALVE-SOLENOID-013060311328.PDF [PDF]