Window Swamp Cooler Work ◆ [VALIDATED]

A window swamp cooler draws outside air through water-saturated pads (cellulose or aspen). Evaporation absorbs latent heat, lowering air temperature while increasing humidity. The cooled air is blown directly into the room. No refrigerant or compressor is used. Key equation:

A powerful fan pulls hot, dry air from outside through these wet pads. window swamp cooler