How often do you need to clean solar panels?

Solar panels are an excellent source of energy that makes us independent of fossil fuels and other energy sources. They not only reduce our electrical billings but also leave a good impact on the environment. To maintain their efficiency and get the most out of your investment, it is recommended to clean them frequently. With this, a question arises in your mind “How often do you need to clean solar panels?”

Solar panels are relatively easy to maintain and a little effort is required to clean them appropriately. However, the frequency of their cleaning depends on the type of panels, location, and the weather conditions where the solar system is installed.

How often do you need to clean solar panels?

According to experts’ opinion, you need to clean your solar panels twice a year to maintain their productivity and efficiency. However, the need for cleaning panels varies with the area or its weather conditions.

Suppose you live in a desert or sandy area, panels get highly accumulated with dust and sand so require more cleaning. While, if panels are located in an area with frequent rain, they wash naturally with rain water, thus requiring less cleaning.

In which circumstances, do solar panels need to be cleaned?

  • Inspect your solar panels every week. If you notice anything build up on their surface like dust or debris that might cause hindrance in the absorption of sunlight then it’s time to clean them manually.
  • If you notice that your system is not working efficiently like in the previous month then you need to call a professional or expert.
  • When solar panels get highly accumulated with dirt, bird droppings, pollen, or any vegetation, clean them immediately. Early cleaning prevents them from damage or energy loss.
  •  If your panels are installed at a flat position then they are less likely to wash with rain water. In this case, they need to be cleaned more often.

Is rain enough to clean Solar Panels?

Rain water or snow has the natural cleansing ability to wash away all the dirt and dust but sometimes it’s not enough to clean them appropriately. Although the surface of solar panels seems to be clean after rain or snow, it carries dirt particles in itself. If these particles build up over long periods then it might decrease the productivity of your solar panels.

Can you clean solar panels at home?

If you want to clean your panels at home then follow these instructions;

  • Clean your panels regularly to ensure their optimum efficiency.
  • Rinse the panels thoroughly with clean water.
  • Don’t apply water with high pressure as it can damage the panels.
  • While applying soapy water, use a soft and good-quality brush.
  • If panels need extra cleaning, use mild detergents.

When you should consult cleaning experts?

A little bit of dust or dirt build-up is not a big deal. You can handle it yourself by using solar panel equipment tools like an extension, water hose, and rotary solar brushes. However, never forget to take precautionary measures while doing this job.

In another case, if you feel uncomfortable or your panels are heavily polluted with debris or pollen, then it’s the right time to ask for help from experts. This decision will protect your solar panel from any risk or damage. Moreover, cleaning experts can handle complicated tasks and they guarantee the best results.

What are the benefits of using professional cleaning services?

Calling a professional or a cleaning expert can bring numerous advantages to your solar system.

  • Expertise: Qualified solar panel cleaners have the skills and understanding to clean the panels thoroughly. They know the nuances, such as what sort of cleaning products to use, how much pressure to apply, and other specifics to minimize harm and maximize effectiveness.
  • Security: Rooftop installations of solar panels might provide considerable danger of injury when cleaning them. Professionals have the necessary safety gear and are trained to manage these circumstances.
  • Saving Time: Solar panel cleaning is a labor-intensive process. By hiring an expert, you can focus on other crucial tasks while the work is being done.
  • Durability: Your solar panels’ lifespan can be increased with appropriate, routine maintenance. Experts understand how to care for and clean panels in a way that minimizes damage and extends their lifespan.
  • Maintenance in Advance: In addition to cleaning, experts can identify any problems before they become bigger and more expensive. This might involve malfunctioning wiring, panel damage, or other technical issues.
  • Compliance with Insurance: You may have some maintenance obligations under your insurance coverage if your solar panels are covered. By hiring an expert, you can be confident that these are fulfilled and that your investment is secure.

Remember that the need and frequency for cleaning solar panels might vary depending on several factors, such as the angle of the panels and your local climate, among others. To choose the best course of action, it may be helpful to evaluate your exclusive conditions and consult with a solar panel expert.

Frequently Asked Questions

How do I know if my solar panels need to be cleaned?

You should inspect your panels regularly. If any kind of film builds up on the surface of panels that decreases their efficiency or prevents them from absorbing sunlight, it may be worth looking into having them cleaned.

How often should solar panels need to be cleaned?

There is no hard and fast rule about the frequency of cleaning. However, Panels should be cleaned twice a year to maintain their energy output.

What happens if you don’t clean solar panels?

Solar panels’ efficiency in absorbing sunlight and generating electric current can be maintained only if they are cleaned regularly. However, their energy output might reduce to 20% with the buildup of dirt, dust, and pollen.

What is the best solution to clean solar panels?

The best solution to clean solar panels is a mixture of mild detergent and water. Use a soft brush or sponge to gently scrub the panels, followed by rinsing with clean water. Avoid abrasive materials or harsh chemicals to prevent damage to the panels. Additionally, consider using a squeegee for efficient water removal and drying.

What is the best time of the day to clean solar panels?

If you wash the panels on a hot sunny day, water will quickly evaporate and leave dirty water signs. So it’s better to choose a cool early morning or an evening time for cleaning.

Conclusion

Maintenance or cleaning is key to ensure that your panels are working as expected with maximum energy output. Once you begin investing in solar, you don’t need to follow a hard routine of cleaning. 

Although we recommend you clean your panels at least twice a year, as it will help you save on costs and get the most out of your solar system.

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