water source heat pump

well water source heat pump pump water from well or river to heat pump water cycle is open loop need filter before water pump well water source heat pump, pump water from well or river to heat pump heat exchanger, and then return well or river, the cycle is open loop, there are too much dirty in the water, so must install filter system before the water pump, make sure water will not be blocked, and need to clean the heat exchanger often. Model:MDS30D Rated power(KW):2.9