-Refcomp screw compressor,R134A -High efficiency,low noise -used for chiller,air conditioning -European quality -lower price 134-S series Chiller Refcomp semi-hermetic compact screw compressor (Original Italy brand Refcomp semi-hermetic screw compressor which are specilized for R134a air conditioning,chilller)Functionality:High efficiency oil separation systemSound emissions and vibrations ...