Hayward Thermostat with Knob for Hayward Pool Heaters | HAXTST1930 Spa Care Chemical Bundles 75 inches Quantity Included 1

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

Size: 33' Diameter

Housing O-ring

5″ Throat SP1071T2 Position v1 #5 Hayward SkimMaster Round Skimmer – 2″ SKT x 2½″ SPIG – 4

or visible water leakage at the heat exchanger

Hayward Thermostat with Knob for Hayward Pool Heaters | HAXTST1930 Spa Care Chemical Bundles 75 inches Quantity Included 1The 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