Alto is a professional refrigeration products manufacturer with more than 12 years history, specializing in chiller, heat pump, dehumidification system and other HVAC products for industrial and commercial applications.We are a well organized factory with the ISO 9001:2015 quality management system. Quality products, Precision engineering, and Outstanding service are three areas in which we strive for excellence. We have been awarded 88 patents and own a team of highly competent professionals, which enable us to supply customized products to meet different requirements of customers from all over the world.Altaqua brand chiller is widely used as the perfect refrigeration solution in many places, including fish farming, ice rink park, plastics processing and many other applications that requires chilling system. We partner with internationally prestigious brands like Bitzer compressor, Danfoss expansion valve, Emerson refrigeration parts etc. We also use the hydrophilic aluminium air heat exchanger to make the condensate on the fins spread quickly for better heat transfer. We have different kinds of protection measure to protect our chiller during the operation, such as high and low pressure protection, phase protection, overload protection, compressor auto-protection, fan Motor auto-protection etc.We have been working on dehumidification system for more than 10 years and started producing grow dehumidification system since 2018. Its control logic is totally developed by our engineer team with Siemens PLC controller based on our experience on each application. We also use galvanized double layer cabinet with 30mm polyester filling to ensure the best insulation. EC fan motor help to achieve varied latent and sensible capacity with different loads from the greenhouse and grow room. It comes with wide range of capacity from 4 to 75 ton, delivering the most costs effective scalable performance. All our dehumidification systems are completed with full operational test to ensure its in perfect condition before shipment.Alto refrigeration team will continue to supply the most quality oriented products to our clients with short lead time and uncompromising service.