LaMotte WaterLink Phosphate Single-Use Reagent Disk, 50-Pack (4330-H) filburmfg A union like this is

A union like this is useful where the plumbing needs a serviceable break point while still offering flexibility in how the downstream side is connected

or no longer holding the pilot assembly in the correct position

A handle repair kit can be a smart and efficient way to restore how a valve feels during everyday use

Matching the correct roll out switch helps preserve intended safety behavior in the supported heater

and this Maytronics Dolphin Dynamic Reset 2010 US version uses the 9995671-US-ASSY reference

LaMotte WaterLink Phosphate Single-Use Reagent Disk, 50-Pack (4330-H) filburmfg A union like this isThe LaMotte WaterLink Phosphate Single Use Reagent Disk, 50 Pack (4330 H) is a pool and spa water testing product for compatible LaMotte testing routines. It helps service techs and pool owners check important water balance or sanitizer readings with parts and reagents designed for the specified test method. Keeping the correct refill, disk, strip, or meter accessory on hand supports more consistent testing during routine maintenance. Use this item