DIY Air Conditioning Almost Free by Daniel Deacon
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This instructable will show you how to make a air conditioning unit for a really low price i have used these a lot over the years so i thought i would show you how to make one :D it is an ice cream tub with a cpu or case fan of a computer. how it works is a fan blows over a cold icepack and it cools down the air then it is pushed out a small hole and it is really cold
 
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Step 1: You Will Need

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>An ice cream tub
>Sellotape
>Fan
>Scissors
>Wire
>12v Power supply
>Ice packs
cyberguy91 says: Jun 6, 2009. 12:12 PM
Rock on man!!! I have a chassis fan for a computer and its connectors are cut off. I've been wanting to find a use for it, but you beat me to it. Thanks!! Also, is there a way to make the fan detachable so that you could just fill the bucket up a little and freeze it?
appatula says: Jun 6, 2009. 12:33 PM
Easy, just add a quick 2 conductor disconnect like this: http://www.allelectronics.com/make-a-store/item/CON-240/2-CONDUCTOR-LOCKING-CONNECTORS-W/-LEADS/-/1.html

You could also easily add a SPST switch so you have the option of shutting the fan off whenever you want.
appatula says: Jun 6, 2009. 12:39 PM
Also, a easy modification for better cooling would be to suspend the ice-pack locating it the middle of your container. Create a small intake opening to draw ambient air in ABOVE the ice pack then creating the exhaust opening BELOW the ice pack. Cold air sinks.
Daniel Deacon (author) says: Jun 6, 2009. 1:18 PM
yeah try to make it higher tho so it wont leek when it turns to warter
Daniel Deacon (author) says: Jun 6, 2009. 4:08 PM
or you could just put the fan in the frezer too
PikminRed says: Jan 6, 2010. 3:09 PM
OR USE A 10$ BOX FAN!!!
Fred_Sanford says: Apr 14, 2013. 12:33 PM
Yeah, but what if the air is really hot? You'll just be blowing hot air.
northantrim says: Jul 8, 2010. 4:56 AM
I'm gonna make this, but put the fan on the top....
Cajundweeb says: Jun 21, 2009. 12:57 AM
Wow! That's so COOL (pun intended) Looks like something I can put together for use in my garage workshop!
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