... can move heat from the surroundings to the pool water. The use of R410A refrigerant makes the unit in ... factory before shippingCERTIFICATIONSCE, CB, EC, ETL, CETL, C-TICK, WATER MARK, STANDARD MARK, UL, SABS, SANS, SAA, SASO, VDE ... ISO14001, Six Sigma, Lean Production and Management Air to Water Swimming Pool Heater Horizontal SeriesModelPASRW012015020030035040040S050SHeating CapacitykW6.87.39.714.016 ...