Evaporative coolers are available in two basic types: direct and indirect. Direct evaporative coolers contain a blower that forces air through a water-soaked pad. The pad acts like an air filter as it ...

Those generally cut holes in the top of a cooler, put a fan on top to blow the air down across the ice. This is similar, but acts more like an evaporative cooler (not really a traditional air ...

It passes hot air over water-saturated pads and reusable ice packs ... the coverage area (measured in square feet) that the ...