Pentair Compool PacFab 2-Way/3-Way Valve Cover (270030Z) darlly A properly selected Perma Cast

A properly selected Perma Cast hinge set helps preserve intended compatibility and contributes to more dependable movement and support in the installed assembly

This style of heater is especially useful for repairs where the goal is to replace the heater itself without compromising the original fit or control logic around it

In these applications

Matching the correct HV-18

Pentair Compool PacFab 2-Way/3-Way Valve Cover (270030Z) darlly A properly selected Perma CastThe trap lid square O ring creates the seal needed to keep air from entering the suction side of compatible Challenger and Waterfall pumps. When the original O ring becomes flattened, stretched, or cracked, priming problems can follow. This replacement helps restore a tight lid seal during basket cleaning and routine pump service. Choose this replacement when you want a clean, part specific repair rather than forcing a workaround that can create