water-cooled screw chiller( screw chiller, air-cooled screw chiller, package chiller) adopts branded BITZER screw compressor Air cooled Chiller from CNCEN CHILLER : BenefitsFully Packaged with Integrated Pump and TankLowest Operating ... philosophies embodied in all CNCEN productsIII.Special requirements on air cooled chiller by customer :Optional packages:1. Differing Refrigerants:R22, R407, R134a ...