As to meet European market requirement for the LOW GWP refrigerant, HEEALARX INDUSTRY LIMITED is the 1st few manufacturer which unveil latest generation of R290 inverter air to water swimming pool heat pump for swimming pool heating and cooling with natural refrigerant of R290 with low GWP of only 3. Adopting mature full inverter R290 technology and special design of low noise level product structure, HEEALARX R290 inverter pool heat pump is characterized as its high efficiency of heating and cooling, low noise level and its longer lifetime.