Continue shopping “Hayward H-Series Heater Thermostat with Knob HAXTST1930” has been added to your cart. Product Price Quantity Total × Hayward H-Series Heater Thermostat with Knob HAXTST1930 $63.99 Hayward H-Series Heater Thermostat with Knob HAXTST1930 quantity $63.99 Cart totals Subtotal $63.99 Total $63.99 Proceed to checkout — OR — Coupon: