Val-Pak Generic FNS Plus Pressure Gauge/Air Relief (V20-225) flocontrol and a 3/4 inch orifice

and a 3/4 inch orifice

rotor movement

Useful when original spa lights are dim

When the original control pack weakens

Val-Pak Generic FNS Plus Pressure Gauge/Air Relief (V20-225) flocontrol and a 3/4 inch orificeThe Val Pak generic FNS Plus pressure gauge and air relief assembly is designed for compatible filter applications where both system pressure visibility and manual air release need to be restored together. Combined assemblies like this are useful because they bring two important service functions back at the same time instead of addressing them separately. This replacement is especially useful when the original gauge is inaccurate, the air relief is