1. Advanced Titanium tube in PVC case as condenser, long lasting life span.
2. Heat your Pool up to 40°C, meanwhile cool your pool down to 15 ° C
3. Mechanical knob control, user friendly.
4. Temperature difference within 1-5 deg c small difference, adjustable !
5. Water flow insufficient indication & high pressure and low pressure indication protect.
6. Auto 4-way-valve hot gas defrost, ensure reliably running at minus ambient temp.
7. WIFI remote control as an option
8. Applicable to swimming pool, hot spring or Jacuzzi.
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