Unsupported browser

You are using an outdated browser. Please upgrade your browser to improve your experience.

Sign up for an Award

Participate with your entry in one of our professional or student awards.

Sign up for an award

Sign up for a Profile

Create your own profile and publish it in the iF WORLD DESIGN GUIDE.

Sign up for a profile

Learn more:


Present your project for free and win your share of EUR 50,000 in prize money.

Publish your project

one bucket is enough / bucket for dry area

one bucket is enough

This is a multi-functional household water storage bucket, specially designed for arid and dry regions in Africa, with functions of heating, purifying and collecting water. Through the concave-convex mirror , the bucket use solar energy to heat water, as a consequence,the people can have a hot bath which Increases immunity at some degree. And the waterproof canvas can collect rainwater on rainy days and collect condensate water at night. On top of that,there is a water purification device under the bucket to prevent Africans from drinking dirty water. People can change the upper device of the bucket according to their requirements.


Southeast University

Southeast University
suzhou, China

cheng peng,
Southeast University

xiaoying yang,
Southeast University