Val-Pak Generic FNS Plus Pressure Gauge/Air Relief (V20-225)

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The 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 leaking or sticking, or the full assembly simply looks and functions like it has seen too much service. Replacing the combined unit can make a filter easier to monitor, easier to maintain, and more reassuring to operate.The V20-225 is a practical part for buyers who want to restore both performance feedback and daily usability in a compatible FNS Plus-style filter system. Val-Pak generic FNS Plus pressure gauge and air relief assembly Combines pressure monitoring with manual air release functionality Useful when the original assembly is inaccurate, leaking, or worn Helps improve routine filter operation and serviceability Supports a cleaner and more complete top-side refresh Show more