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The Hayward W400BBKP is a Vac-Lock fitting kit used to create a secure vacuum hose connection at a dedicated wall vacuum port or compatible suction fitting
This kit is commonly used during heater fuel conversions or burner service
This part matters because it maintains optimal water circulation
Construction: Durable bag fabric with reinforced seams tailored for pool use
Pentair IntelliChem ORP Sensor | 522187 Gladon The Hayward W400BBKP is aWhat This Part Is Used For Pentair 522187 ORP Sensor iChem is a replacement ORP probe for compatible Pentair iChem chemical control systems. It measures oxidation reduction potential to manage sanitizer levels automatically. Why This Part Matters An aging ORP probe can drift and cause inconsistent chemical feed. Replacing it restores accurate sanitizer monitoring and stable automation control. Proper ORP readings help maintain balanced water and