Why Should I Clean My Solar Panels?


To keep them operating at full efficiency! Just like your car’s windshield the longer solar panels are outside, the more likely it is that they will get dirty.

How Much Electricity Do Dirty Solar Panels Lose?

This depends on how dirty your solar panels are. Pollution, traffic dust, leaves and even bird droppings can prevent sunlight from reaching the solar cells in your solar panels. Experts agree that dirty solar panels don’t produce as much power as clean panels. That loss may range as high as 25% in some areas according to the National Renewable Energy laboratory. Individual dealers have reported losses as high as 30% for some customers who failed to ever clean their panels.

What Should You Do? Check Your Panels.

The easiest way to chek your solar panels are through a physical inspection. If you notice any visible dirt or debris, it’s probably time for a cleaning. If your solar panels are hard to reach, you may want to invest in a monitoring service.

How Can You Clean Your Panels?

The answer is simple. You can wash your solar panels yourself by investing in a water-fed pole system or pressure washer. However, it may be a smarter, and safer idea to call a professional solar panel cleaning service.

The hardest part of cleaning solar panels is reaching them. Professional solar panel cleaners are trained in proper safety techniques for using ladder systems, and can provide you piece of mind in maintaining your equipment.

At Ace Window and Solar Cleaning, we’ve cleaned thousands of solar panels from small residential units to large scale commercial solar plants.

Call us today for a free quote at (858) 531-0334.


Still,  you don’t have to take our word for it.  Here’s some great articles from around the web on the importance of cleaning solar panels.

Official Google Blog: Should You Spring Clean Your Panels?

Listen Up: How Often Should I Clean My Solar Panels?