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2KW DIY Solar panels made of pop cans for home solar heating  A great room by room supplement for central heating. But I would keep a heat pump or furnace for the days you have no sun. ;)

2KW DIY Solar panels made of pop cans for home solar heating A great room by room supplement for central heating. But I would keep a heat pump or furnace for the days you have no sun. ;)

New flexible organic solar panels:

New flexible organic solar panels:

DIY Solar Panel That Follows The Sun. Following the sun’s path across the sky raises efficiency by 30-50%. Improve your solar setup today.

DIY Solar Panel That Follows The Sun. Following the sun’s path across the sky raises efficiency by 30-50%. Improve your solar setup today.

Larkin's thermosyphon solar air heater

Larkin's thermosyphon solar air heater

Build a Solar Oven from a pizza box in this easy science project.

Build a Solar Oven from a pizza box in this easy science project.

Make Your Own Hydrogen Fuel Cell It’s Simple – Easy – Effective $33

Make Your Own Hydrogen Fuel Cell It’s Simple – Easy – Effective $33

Renewable Energy for the Poor Man: Thermosiphon Solar Air Heater with heat storage

Renewable Energy for the Poor Man: Thermosiphon Solar Air Heater with heat storage

aerogeneradores dibujo - Buscar con Google

aerogeneradores dibujo - Buscar con Google

DIY Solar Pool Heater - Rob A's (Im)personal Blog.

DIY Solar Pool Heater - Rob A's (Im)personal Blog.

Solar Water Heater

Solar Water Heater

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