An amazing new and simple DIY air conditioner has swept across many villages in Bangladesh. Because of the threat of flooding, a staggering 70% of the population lives in tin huts.
Most of these aren’t hooked up to electricity or water, so in the summer you can imagine how unbelievably hot they can get.
It gets so bad, a project called eco-cooler has formed because of the impact. Their mission is to spread the knowledge of how to make these cheap and electricity free methods to cool down the houses throughout Bangladesh.
Originally starting from the advertising agency Grey Dhaka and Grameen Intel Social Business Ltd, their collaboration has created something beautiful. All you need are a few plastic bottles and a board to make this simple cooler.
It works by cutting the bottles in half and mounting them on a grid through bottleneck size holes. You then place the board over window with the bottleneck facing inwards, and that is it! It’s really that simple. Continue reading








