Hayward Thermostat with Knob for Hayward Pool Heaters | HAXTST1930 Spa Care Chemical Bundles or visible water leakage at

or visible water leakage at the heat exchanger

Built with 103 pleats of 4 oz

Size: 33' Diameter

Replacing the complete set at each service interval ensures consistent clamping force and prevents actuator drift

75 inches Quantity Included 1 (Each) Compatible System BioShield UV System 120 Watt (Model 522637) Fits Into

Hayward Thermostat with Knob for Hayward Pool Heaters | HAXTST1930 Spa Care Chemical Bundles or visible water leakage atThe Hayward Thermostat with Knob (HAXTST1930) is the OEM replacement thermostat assembly for Hayward pool heaters, providing direct temperature control at the unit. IMPORTANT: PROFESSIONAL SERVICE REQUIRED Gas and electrical heater components must be serviced by a licensed pool professional or qualified HVAC technician. Do not attempt to service gas or high voltage components without proper certification. What It Does The thermostat assembly regulates