Hayward AquaSolar GL-235 Solar Control

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
All AquaSolar controls offer:
  • Automation that maximizes solar heat collection
  • Single-setting, precision temperature adjustment
  • Automatic switching (selectable) from solar pool heating to cooling
  • Easy-to-read LED indicators showing system status
  • Freeze protection option if temperature nears 32°F
  • Microprocessor-based electronics for accuracy and reliability
  • Locking, weatherproof enclosure
  • Installer-programmable features for system adaptability
  • NSF, UL and cUL approved
  • Digital Accuracy
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