The device is simple.
2 liter bottle roof light.
We were fortunate enough to work with the people over at the liter of light foundation for this short film.
Liter of light liter of light bleach bottles are shown inside a roof one viewed from the outside left and the other from the inside at night.
No need for serious hole in roof just a small one to pass wires through.
Users of sodis fill 0 3 2 0 liter plastic soda bottles with low turbidity water shake them to oxygenate and place the bottles on a roof or rack for 6 hours if sunny or 2 days if cloudy.
A transparent two liter bottle is filled with water plus a little bleach to inhibit algal growth and fitted into a hole in a roof.
Good idea in a garden shed and or chicken coop.
With 1 2 billion people lacking electricity worldwide as of 2014 liter of light s bleach bottles provide a cheap solution that is easy to make at home.
Using recycled plastic bottles 10 ml of bleach and distilled water the bottle is placed through galvanised steel roofs.
Hanging the light from the roof is not to difficult either the bottle s neck provides sufficient grip.
Daylighting is cheaper than using indoor electric lights during the day.
By cutting holes in his workshop roof the new water bottle lightbulbs could shine the sun s rays directly into his dark.
You can help out people bring light to people s h.
Liter of light is an open source design for a low cost light tube that refracts solar light to provide daytime interior lighting for dwellings with thin roofs.
Sunlight refracts through the bottle to light the space below with 55 watt of.
The power of the sun is harnessed using a bottle full of water quite simply they re used 2 liter soda bottles.
How to turn a 2 liter bottle of water into a 50 watt lightbulb.
Apr 8 2013 2 liter bottle of water in roof provides as much light as 60 watt light bulb.
Here s a way to brighten up enclosed spaces in an environmentally friendly way.
The installation also has a small power 500 charger for a lipo battery and a light switch for obvious reasons.