Product Description The surface temperature of the cassette fan coil is below the dew point of the air. Water condensing on the surface of the radiator is pumped directly into the drain network by a rotary condensate pump. We use is the most reliable and silent pump on the market. The pump is controlled by an electronic card, thus ensuring safe operation of the device under all conditions. Air conditioner drain pump water draw 70mm install distant refrigerator This Drain pump motor also available for cassette type aircon not included for Split type/aquarium.