Profile: J and E Hall International is a supplier of air conditioning, cellar cooler, chillers, commercial refrigeration units, hallmark compressors, hallscrew products, packaged condensing units, re-manufactured compressors, and spare parts. Our range of Hydrotech mini chillers allow water and not refrigerant to flow through building pipe work and fan coils, minimizing refrigerant charge. It provides benefits like inverter technology, energy savings, advanced control system, long piping lengths, no special fittings required, multiple indoor units, less refrigerant handling, and better room temperature control.