How to Make DIY Passive Solar Heater

DIY Passive Solar Heater made from kitchen aluminum foil and Styrofoam. Reduce the heat and keep your house cool.

With kitchen aluminum foil and styrofoam, you can create a simple and passive solar heater. The goal is not to fully cover the window but to make it smaller than the window.

You can still see the view outside and let some sunlight in the room. You may opt to completely cover the window with foil for a more effective solar heater. Click the link below to get the step-by-step instructions.

How to Make DIY Passive Solar Heater

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