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bangladesh, air cooler, air conditioning, plastic bottles, zero electricity, net zero energy, diy air conditioner, empty plastic bottles, Ashis Paul, grey group, grey bangladesh, grameen intel social business

bangladesh, air cooler, air conditioning, plastic bottles, zero electricity, net zero energy, diy air conditioner, empty plastic bottles, Ashis Paul, grey group, grey bangladesh, grameen intel social business

Orientation of building should be done for the climatic zone in which the building is situated. The purpose of orientation is to provide residents a comfortable living space throughout the year even under severe undesirable weather conditions. Here we will discuss about orientation of building for maximum comfort under hot and dry climatic conditions. Hot […]

Orientation of building should be done for the climatic zone in which the building is situated. The purpose of orientation is to provide residents a comfortable living space throughout the year even under severe undesirable weather conditions. Here we will discuss about orientation of building for maximum comfort under hot and dry climatic conditions. Hot […]

Solar Heater Diagram. How to build one at Mother Earth News http://www.motherearthnews.com/Renewable-Energy/2006-12-01/Build-a-Simple-Solar-Heater.aspx#axzz2N6tYtYto

Solar Heater Diagram. How to build one at Mother Earth News http://www.motherearthnews.com/Renewable-Energy/2006-12-01/Build-a-Simple-Solar-Heater.aspx#axzz2N6tYtYto

DIY Solar panels - air heaters made of pop cans.

DIY Solar panels - air heaters made of pop cans.

HAM Antenna Resources and Informations

HAM Antenna Resources and Informations

20 m short dipole

20 m short dipole

Wire_Antennas_for_Ham_Radio

Wire_Antennas_for_Ham_Radio

4 element Beam ledgend

4 element Beam ledgend

La skipper-beam ou G4ZU

La skipper-beam ou G4ZU

Reduce blood pressure. If you are suffering from high blood pressure and leary…

Reduce blood pressure. If you are suffering from high blood pressure and leary…