"" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" style="border: 0px currentColor; border-image: none; width: 640px; height: 272px; vertical-align: bottom; display: none; visibility: hidden;">Trying to sleep comfortably when it's hot out can be a real challenge if you don't have an air conditioner. The problem is good air conditioners are typically expensive. Since not all days are scorchers, you may be able to get away with a DIY model. This homemade air conditioner idea from www.lifehack.org, is not only budget-friendly but pretty simple and straightforward to put together. Click on the link below to set yourself up with some cool air for about $8 dollars.