... 5 years without main components problem, like compressor, heat exchanger,6.Heat recovery can help user produce free hot water, ... High pressure protection, 6)Low temp. protection, 7)Water flow protection.---HUALI Water Chiller Major components1. High efficiency and ... Water ChillerIndustrial Chiller, Multi-function ChillerHot water Unit Heat Recovery unitHeat Pump unit Condensing unit, Air Handing unit ...