This option provides for a high pressure power beyond port for P80 Z80 Series Summit Monoblock Valves . This would be used if a valve is to be added downstream from your current valve. The outlet of the valve that the power beyond is installed must be connected to tank.
Threads into “N” Port on P80 Z80 Series Summit Monoblock Valves
#12 SAE O-Ring (1 1⁄16 – 12) Thread on male and female ends