Have you ever wondered when it was the right time to change your evaporative cooler pads? When evaporative pads are brand new, they absorb the most amount of water and provide maximum cooling. In addition, the flutes that pass water and air are fully open to exchange as much heat as possible.
There is one guarantee if you live in the Desert Southwest; it will be HOT in the Summer! It is often too expensive to air condition large warehouses so the solution is to use evaporative coolers, often referred to as swamp coolers. The principal idea is to evaporate water to reduce the air temperature being