How to Make a Homemade Air Conditioner

In this tutorial we will teach you how to build a home-made air conditioning unit using a Styrofoam cooler.

As with all of our tutorials, we suggest that you do some planning first. But for those of you who need to know now, here are the items you will need.

Styrofoam Cooler


Air Duct

Power Source


The idea behind this simple air conditioner is, well, simple. A fan is used to blow air over ice in a Styrofoam cooler, thus cooling the air, and through the cooler to an air duct leading out of the cooler. It’s the same concept as a swamp cooler without the Freon or condenser, and without the power bill.

Next: Planning Your DIY A/C Unit
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