Holstein and Company Mornings

A DIY air conditioner for less than $20
A DIY air conditioner for less than $20

We built an air conditioner for under $20. Here’s how.

Get a small electric fan. We found this one for $10 at a local dollar store.


Get some PVC pipe at any hardware store. Less than $2.

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Foam cooler for holding the ice:

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Duct tape. Because every project needs duct tape:

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Knife for cutting holes in the foam cooler:

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Cut a hole large enough for the fan and PVC pipe and tape ’em down:

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Turn on the fan and feel the ice-cold air coming out the PVC pipe. In our test the air coming out got down to about 62 degrees! Now check out the video.

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