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7-second activation: Alarm sounds seven seconds after opening
Tool‑friendly installation: secures with standard hand tools
Easy dosing fits standard pool-care routines without complicated steps
Precisely engineered for the M4
Hayward Jet Air III Whirl Flo Nozzle Assembly Replacement SP1437PAKB 2.5 HP 7-second activation: Alarm sounds sevenHayward Jet Air III Whirl Flo Nozzle Assembly Replacement SP1437PAKB Intro Restore peak spa performance with the Hayward SP1437PAKB Whirl Flo nozzle assembly replacement. This genuine Hayward part is designed for Whirlpool Whirl Flo systems and fits the Jet Air III line, covering both standard and adjustable Jet Air III configurations. Ideal for service professionals and dedicated homeowners, it replaces a worn or leaky nozzle to restore consistent
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