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

Water keeper / water economizer

Water keeper
Water keeper

Water keeper is the kind of water economizer. Its mechanism can stuck any kind of tap to keep the water from wasting. When you open the tap, you do not stand there to wait for water tank becoming full. After water is full, the buoy will open the switch to press the spring, and water will stop flowing.


National Taipei University of Technology

National Taipei University of Technology
Taipei, Taiwan