Hayward Winter Probe Cap (CAX-20274) manifolds A refractory kit is useful

A refractory kit is useful because it helps protect the internal burner area from heat exposure while supporting the intended combustion environment inside the heater

Threaded twin roto 5-point scallop design in gray

Correct panel style matters because the control area should feel easy and natural to use every day

which is why correct replacement matters

Hayward Winter Probe Cap (CAX-20274) manifolds A refractory kit is usefulThe Hayward winter probe cap is designed for compatible chemical control applications where the probe port needs protection during off season or maintenance periods. A probe cap is useful because it helps cover and protect the probe opening, supporting cleaner shutdown procedures and protecting the connection point when probes are removed. This replacement is especially useful when the original cap is cracked, missing, damaged, or no longer fitting