Pentair Sta-Rite Max-E-Therm SR300 Copper Heat Exchanger (77707-0243) grundfos and small debris before they

and small debris before they sink

This type of part is especially useful when the original cleaning head is stuck

Useful for ongoing use or higher-volume stocking needs

Includes 4 inserts

Pentair Sta-Rite Max-E-Therm SR300 Copper Heat Exchanger (77707-0243) grundfos and small debris before theyA copper heat exchanger is one of the most important components in a Max E Therm SR300 heater, transferring heat from combustion to the pool or spa water. This replacement is used when the existing exchanger is leaking, scaled, damaged, or no longer serviceable. Because heat exchanger work involves water, combustion, and safety systems, the repair should be completed by a qualified technician who can inspect the cause of failure and verify operation