Homemade Air Conditioner
Parts Box fan 20 in. 3-speed box fan Home Depot ~$16 – http://www.homedepot.com/p/Lasko-20-in-3-Speed-Box-Fan-3733/100405665 Amazon ~$29 – http://www.amazon.com/gp/product/B00002ND67/ref=as_li_qf_sp_asin_tl?tag=11674-20 Copper tubing 3/8 in. O.D. x 50 ft. …