Free heat in the winter from beer cans by Newfoundland inventor Jim Meaney

Jim Meaney invented a method of heating homes using beer cans.

The company website is www.cansolair.com

The heating unit is maintenance free, costs nothing to operate, uses no fuel, lasts lifetimes and is made of beer cans.

See this page for building your own. www.capecodweather.net/weather-library/417-save-those-beer-cans-build-a-solar-heater

See this video