Solar air heaters work by cycling chilled air from the home through a sun-heated panel where the air is reheated and then blown back into the home.
There are several commercially-manufactured, patented models that are available on the market today. These models’ prices hover around 00.00.
There are also many variations on the do-it-yourself solar heater that can be found on the Internet. Many are made using soda cans, recycled glass panes, plywood, downspouts, St