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GL-235 is America's best-selling solar control and 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. |
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Automatically maximizes solar heat collection
Precise, easy-to-read, calibrated temperature setting
Electronics in UV-protected locking weatherproof enclosure
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 for any-system adaptability
UL-approved |
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