Hayward Cover O-Ring | SPX0710Z3 Covers and Accessories This ASME copper tube bundle

This ASME copper tube bundle is the internal heat-transfer assembly for compatible 336A heaters

This combination translates to fewer maintenance headaches

Often replaced annually in routine maintenance programs

Upgrade your pool and spa control system with the PresAir Bellow for 2-Button Topside Panel - B470-A1

Hayward Cover O-Ring | SPX0710Z3 Covers and Accessories This ASME copper tube bundleWhat This Part Is Used For The SPX0710Z3 cover O ring seals the top cover of compatible Hayward multiport valves. It creates a compression seal between the valve cover and body. Why This Part Matters A flattened or cracked O ring can allow water to leak around the valve top. That may lead to visible drips or pressure loss. Installing a fresh O ring restores proper sealing. Key Features and Specifications Manufacturer part number SPX0710Z3 Cover O ring