EVAPCO is pleased to introduce the NEW SST-A Series of Industrial Evaporators featuring thermal performance and power ratings certified in accordance with the Air-Conditioning, Heating and Refrigeration Institute (AHRI) Standard 420, "Performance Rating of Forced-Draft Circulation Free-Delivery Unit Coolers for Refrigeration."  AHRI Standard 420 has been used to determine the thermal performance of each product family within the SST-A Series, the SSTMA, SSTXA, SSTLA, SSTWA and SSTDA models.