Window Swamp Cooler -

A window swamp cooler, or , is a highly efficient cooling system that uses the natural process of water evaporation to lower indoor temperatures. Unlike traditional air conditioners that use chemical refrigerants and recirculate air, swamp coolers pull in fresh outdoor air, pass it through water-saturated pads, and push the newly chilled air into the home. How a Window Swamp Cooler Works

Window units are generally more affordable than central AC and are often simple enough for a DIY installation. Evaporative Coolers - Department of Energy window swamp cooler

[ \eta = \fracT_db,in - T_outT_db,in - T_wb,in \times 100 ] A window swamp cooler, or , is a

Mechanical air conditioning accounts for ~12% of residential energy use in the US. Swamp coolers, which use water evaporation to cool air, consume up to 80% less electricity. Window units are compact, low-cost, and easy to install, yet they remain understudied compared to whole-house or roof-mounted systems. This paper addresses: Evaporative Coolers - Department of Energy [ \eta

You live in a dry climate, you want to lower your electric bill significantly, and you don't mind a bit of routine maintenance.