HX 70 and HX 120 Heat exchanger replacement for all Hurlcon and Astralpool HX and WX series heaters. Also known as the tube bundle, or heater coils. Tubes are made of cupronickel. Can corrode out due to Bromine or Trichlor tablet usage.
Choose HX70, HX120, HX150 size.
WX series heaters use the same heat exchangers as the HX. HX150 is now obsolete.