Better Heat Exchanger performance DuraFinTM Enhance the performance and efficiency of the Heat Exchanger using the DuraFin. It is made of a much denser material and is thicker in design. Its improved coating also has more corrosion resistance. So it passes the accelerated Sea Water Acetic Acid Test (SWAAT) for corrosion over 100 days*. * Based on the AR13TYHYBWKNST model compared with the Samsung conventional model AR18JRFNFWK.
1 year warranty