Pentair Sta-Rite Max-E-Therm SR300 Copper Heat Exchanger (77707-0243) grundfos Useful for ongoing use or

Useful for ongoing use or higher-volume stocking needs

This replacement is built for the VS600S 2-jets layout

Useful for professionals or facilities with ongoing demand

Improves overall system confidence and daily comfort

2-1/4 inch face-diameter directional crown-style design

Pentair Sta-Rite Max-E-Therm SR300 Copper Heat Exchanger (77707-0243) grundfos Useful for ongoing use orA 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