Cleaning Solar Panels With Hard Water

In this article you will learn how to clean solar panels the right way.

Cleaning solar panels with hard water.

Of primary concern for hard water spotting on solar panels is the combined levels of magnesium and calcium. They might have specific recommendations for cleaning. If your panels are readily accessible you can clean them yourself. It is not particularly complicated.

It can damage panels over time. The most effective way to clean your solar panels is with a hose and a bucket of soapy water. Google did a study on the need to clean solar panels. We ll get to the best way to clean your solar panels in a minute.

Cleaning ones solar panels is not hard at all. Otherwise you can use distilled or de ionized water. Hard water is generally not harmful to one s health but can pose serious problems in industrial settings and when applied to solar panels. How to clean your solar panels.

The grater the difference between the water and the solar panel the greater the chances of the glass cracking due to a sudden temperature change thermal shock. Avoid using water with high mineral content. But first let s look at when and why you might need to invest in solar panel cleaning equipment or hire a professional cleaning service. They found that tilted panels don t require cleaning as much as flat panels.

They may look scary and technical but in fact the technology is securely sealed inside the solar panel. The first thing you want to do is to check with your solar panel manufacturer. How to clean solar panels. A maximum difference of 20 degrees is acceptable.

Mineral rich water may leave deposits of particles over time and its chemistry is not recommended for the glass of modules. If your area only has hard tap water you can buy an inexpensive water softening hose attachment to filter out minerals. Solar panels are generally self cleaning but in particularly dry areas or where panel tilt is minimal dust and other substances such as bird droppings can build up over time and impact on the amount electricity generated by a module. Simply put if you can clean a window you can clean a solar panel.

The temperature of the water being used for cleaning should ideally be the same as the solar panel temperature at the time of cleaning. This is where cleaning solar panels may have to be done. Fill a bucket or spray bottle with warm water and soap no other special equipment is needed. Check with your solar installers and providers to determine if there is any information about solar panel cleaning recommendations and dos or don ts when it comes to cleaning your system.

Don t use abrasive brushes pads or powders. Usually a good hosing off will do most of the job but you can also use a soft cloth or a soft bristled brush or broom and some warm soapy water or glass cleaning agent if they are particularly dirty. Grime and bird poop doesn t need to cover an entire panel to have an effect. All the electrical stuff is safely protected with aluminum frames hardened glass and insulation.

Module manufacturers recommend the use of distilled or de ionized water to clean solar panels.