... available for R22, R407c, R134a.Stars shell and tube heat exchanger UAR manufactures Shell and Tube Evaporators, Condensers, Oil ... Heat Exchangers, Oil Separators, Sea Water Heat Exchangers, Electricity Heat Exchangers and new developed Flooded Evaporators, ... or on request of sea water.Features:1. The heat exchange capacity is available from 3Tons to 500 Tons2. ...