On top of cleanliness there are numerous other issues that may crop up over a system s lifetime that may go unnoticed especially when seen by an untrained eye for example a panel may have developed cracks as a result of hail or other falling objects or parts of the racking may have come loose.
How often should i have my solar panels cleaned.
You live in a very dry area.
One company selling an automated washing system says panels should be washed every couple of weeks.
Solar panels that are cleaned once and twice a year produce 3 5 and 5 1 more electricity respectively than those that are left uncleaned.
It s a good idea to check them periodically especially if it s been awhile since you ve cleaned them.
Solar panels that were cleaned professionally had a 12 higher output of electricity compared to those cleaned by rain maehlum 2013.
We have a detailed blog post on solar panel cleaning here.
But the short answer is.
They should self clean in the rain.
Accumulation of sea spray salt on a solar panel.
To help you we recommend you read our cleaning solar panels guide for more tips.
When and how often to clean your solar panels.
How to clean solar panels.
Your solar panels need to be exposed to sunlight in order to produce power.
If you can t clean your panels from the ground hire a company.
How often should i clean my solar panels.
If you choose this approach remember that it is safer to do so on the ground where possible.
Too much sun on wet panels can cause them to dry too quickly and smudge.
Early morning or in the evening ideally on an overcast day is best.
The exception to this is.
How often should i clean my solar panels.
Hire a professional or do it yourself.
You have a really stubbornly soiled panel due to moss dead possums particularly sticky bird.
Depending on the size of your home that could have a significant impact on your energy bill each month.
If your panels are flat.
In most places there s more pollution in the winter which is why the spring is a good time to do an annual cleaning.
A lot of solar companies will offer this type of service to you for a fee of course.
Companies specializing in cleaning solar panels generally say.
At the very least you should do an annual cleaning of your panels.
If you do decide your solar panels need to be cleaned there are two main ways of doing it.
Some say panels need an annual scrub others say quarterly.
How often you should clean your panels depends on where you live and what your panels are exposed to.
You will probably never have to clean them.
Yes you have to clean your rooftop solar panels and you have to clean them regularly.
Experts found rain is not a satisfying way of cleaning solar panels.
According to the clean energy council 2018 also saw a 45 per cent growth in commercial solar power systems.