Swimming Pool Heat pump for coastal salty places 1. Heating capacity 3.8KW, 4.5KW, 5.6KW, 7.8KW, 9.5KW. 2. Anti-rust & anti-corrosion - adopting plastic cabinet (Weatherproof ABS), it can avoid the corrosion and rust problem often happen on metal cabinet units, especially suitable for foggy or salty coastal countries. 3. Long operation life - Using titanium PVC shell heat exchanger, avoid erosion from the chlorine in the pool water. 4. Advanced controlling - it is extremely easy to control the heat pump because of the intelligent controller and LCD display. 5. Perfect protection design - high/ low pressure protection, water flow protection, high-temp protection, anti-frost protection, etc., make system safe and reliable even in hard conditions 6. 4-way valve to ensure the reliable auto defrost function 7. High efficiency and energy saving, COP reaches 5 at Ambient air temperature 24C(dB)/19C(WB) and water temperature 20C.