APA4: TRHOTTLED CHECK VALVE BALL WITH DOUBLE NIPPLE
The code APA4 is a ¾” NPT M x W25.4 M throttled valve (piston) in brass. It is mounted on the manifold for the CO2 systems. Its purpose is to pressurize the pneumatic line for the activation of the Slave cylinders.
It is installed in line for domestic, industrial and marine environments (Except for those saturated with ammonia and sulphuric hydrogen vapours).