Hayward S200PAK3/S240 Union Nut (SPX1480C) watertestkits It supports consistent performance by

It supports consistent performance by helping ensure stable function across connected components

A spa control system is the part that turns separate components into one coordinated experience

Temperature control depends on accurate feedback

On a well finished spa

Supports skimmer-to-main-drain function

Hayward S200PAK3/S240 Union Nut (SPX1480C) watertestkits It supports consistent performance byThe Hayward union nut is designed for compatible S200PAK3 and S240 applications where the serviceable connection needs secure threaded fastening. A union nut like this is useful because it helps hold the removable plumbing or equipment connection together while still allowing future access for maintenance. This replacement is especially useful when the original nut is cracked, stripped, deformed, or missing. Installing the correct union nut can help