With a small water pump the water is cycled and the temperature rises.
Cheap solar water heater design using plastic bottles.
This particular system uses 200 bottles and stores 200 liters of water in the tank.
It can be made by following easy steps and using simple recycle material and can fulfill the need of an average house.
This is the ingenious design of a retired brazilian mechanic who goes by the name jose alano.
This type of water heater takes time to construct but is a simple concept using free or inexpensive materials plastic bottles milk cartons painted black pvc pipes and a storage tank.
Advertisement it would be better to use a 12 volt dc motor water pump connected to several solar cells you can also try to paste a sheet of aluminum foil in order to concentrate more heat inside the bottles the solar water heater is scalable so you can connect more bottles.
Solar water bottle heater.
After stacking several columns and connecting them in a watertight way they are painted black to increase the amount of absorbed solar.
Since then thousands of people in southern brazil have benefited from alano s invention saving money while reducing waste.
After reading a great instructable on building a solar water bottle heater by robbtoberfest i decided to try to design a system for backpacking and heating up water for use in dehydrated food.
It appears the key to the temperature of the water is n.
Today that thing was this diy homemade plastic bottle solar water heater which is now very popular in southern brazil.
It is like the heat inside a car in th.
Inside each bottle there is a 3 5 meteres piece of 4 mm drip watering tubing.
In 2002 the retired mechanic transformed a pile of plastic bottles and cartons into a solar water heater.
Alternatively one may use aluminum cans or plastic bottles.
This heater takes advantage of the greenhouse effect inside the bottles.
Not only does his design help re use plastic bottles it also harnesses the sun s energy to heat water.
How to make a water heater with big plastic pet bottles.
Beer bottle solar powered water heater.
Recycled plastic bottle solar water heater is an effective and zero fuel consumption way to heat the water for domestic purposes.
José alano is a model of creativity in tackling environmental problems in brazil.
Retired mechanic jose alano invented a simple cheap energy saving rooftop solar water heater which is benefiting thousands of people.
This cheap diy solar water heater uses beer bottles to make the pipes through which the water flows.