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Bottle Tap - private version

This is a cool and free way to wash your hands. You can install it inside or outside your home. It’s also quite a lot of fun for kids.

Done in 5 minutes
Skill level basic

Published under CC:BY-SA by


What you need

How you make it

Heat your nail

Use a fire or a lighter. Attach the nail to a piece of wood to make sure that you do not burn yourself.

Make a hole in the bottom part of the bottle

Make a hole in the bottle

Make a hole in the bottle
Make a hole in the bottle
Make a hole in the bottle

How you use it

Fill the bottle with water

You can also put a little bit of soap in here.

Attach the bottle to a pole

or where you need your hand washing facility

Open the lid of the bottle

The water starts flowing and you can wash your hands

Close the lid again and the water flow will stop

Share your feedback


Be aware to only use it within your household. When many people touch the lid, it’s not hygenic anymore. For more people, have a look at the handwashing stations on dooiy.

More guides to try

What is dooiy?

Screenshot of dooiy web app on a mobile device

On dooiy you find fun and easy hacks that make life easier. Just follow our simple step-by-step guides and create something for your home or community with little materials and tools. Want to start a business? dooiy might be the perfect starting point for you.

Chris from dooiy

You don‘ t have to be an expert to start making with dooiy. Just choose an easy hack and get going. After you made a few, I am sure that you will come up with your own ideas.


Who we are

dooiy is being developed by Hack Your Shack, a young non-profit organisation from Germany with a passionate team in Berlin and South Africa.

To fulfil our vision, we are looking for partners, volunteers, donors and people who spread the word.

Learn moreand become a partner

  • The dooiy project is supported by
  • German Federal Ministry for Economic Affairs and Climate Action
  • Impact Factory