If you're interested in a particular solar panel model, determine when this panel was created. There are very efficient modern solar technologies; however, iffy solar energy salespeople sometimes sell old technology. This older technology is more affordable but you will get much better results with a more recent product.
DIY: Use two plastic water bottles to make a water filter that uses solar energy to purify water. The water in the lower bottle is heated and then stored in the upper …
Do your own research and find out if there are any rebates available for adding a solar system to your home. There are many local, state and federal programs that offer rebates for installing solar power in your home. Also check to see if you are eligible for tax incentives as well.
Position solar panels on the east or west side of your home or business. Since the sun travels from east to west throughout the day, placing solar panels on areas of your roof that face north or south is a waste. You'll get much better energy returns by following the same path as the sun.