The Hayward AquaSolar GL-235 Controller
America's best-selling solar control is designed for easy and dependable operation. Its microprocessor-based technology ensures reliable and accurate performance. Advanced features include differential temperature control, selectable high limit, programmable recirculation freeze protection, nocturnal cooling, and optional booster pump control.
- Automatically maximizes solar heat collection by actuating a 24V valve when there is solar heat available
- LED indicators show status of system operations
- Automatic switching (selectable) from solar pool heating to nocturnal pool cooling
- Single-setting adjustment for desired pool/spa temperature
- Recirculation freeze protection
- Installer-programmable features for any-system adaptability
- Quick, accurate, easy-to-set desired temperature controls
- Easy to read, understand and operate
This item only includes the controller only.