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Related Pins painted cardboard for solar window heater. This simple device a traditional window & turnd it into a simple sun powered heater. Materials: Large piece of corrugated cardboard, Black paint, Paintbrush, Knife or scissors. South-facing window (east or west is okay but not as good). Blogger says zzz'air flowing in the bottom at 63 F and back out the top at a little over 100 F. Pretty hot for a piece of painted cardboard. The temperature outside is about 35 F."

Your Window = Solar Heater. Interesting thought

Solar chargers. Awesome.

  • Steve Holcomb

    Be great placing them on a car Window to charge your phone as you drive.

Surviving Winter Storms...No Power, No Heat, No Problem!

Use Salvaged Storm Windows to Make Solar Collectors. Low-cost, weather-resistant, simple to assemble...

Window Mounted Solar Hot Air Furnace (Aluminum Soffit Based)