HAXTST1930 | Hayward Thermostat With Knob For H-Series Heaters Jandy Nature2 Fusion Soft Flow Port Sensor add 2 and a half

add 2 and a half (2½) ounces of this product every other day (or 1 and a quarter (1¼) ounces daily) or more as needed to maintain the proper chlorine level

it's ideal for routine maintenance or part replacement

(1) Polaris B5 Complete Sweep Hose

(14) O-Rings

part R0589403 for replacing JXI 260 copper heat exchanger

HAXTST1930 | Hayward Thermostat With Knob For H-Series Heaters Jandy Nature2 Fusion Soft Flow Port Sensor add 2 and a halfOEM Hayward Thermostat with Knob HAXTST1930 is a genuine replacement part for Hayward H Series Millivolt and ED1 style pool heaters. Designed to deliver precise water temperature control, this thermostat helps maintain optimal comfort and heater efficiency. The included adjustment knob offers an intuitive interface for setting your preferred temperature with accuracy. Built for long term durability, the HAXTST1930 integrates easily into compatible