How Do You Clean Hot Water Solar Panels

Using anything with high pressure may cause damage.

How do you clean hot water solar panels. Cole said solar panel wash is especially helpful in arid locations where dust is high and water is scarce because the wash allows for less water to be used in cleaning. Clean the surface of the solar panel with a soft cloth or sponge. Mine are by the sea and get a salt crust on them fairly rapidly so need bi monthly cleaning. You may need to carefully clean heat exchanger surfaces with medium grain sandpaper.

Be sure to check your panel manufacturer instructions for shutting down the system before cleaning if necessary. It is not particularly complicated. If your panels are readily accessible you can clean them yourself. Get the most from your solar installation by choosing cec accredited products and installers.

How to clean those dusty dirty solar panels 1. Essentially in the same manner you would wash your car at home. I have always used clean tap water and a scrubby squeegee thing on a threaded broom handle. Fill a bucket or spray bottle with warm water and soap no other special equipment is needed.

Disconnect your pv array from the inverter by pushing the rapid shutdown button or pulling down the dc disconnect switch. Gathering all of these tips let s take a look at a review of the steps you need to follow. You do not have to clean the wiring underneath. Depending on your location you may need to clean your panels more often than twice a year.

Brushing any loose dirt off before spraying them with water will make the squeegeeing process quicker and easier. Solar panel wash modifies the surface tension of the water so instead of water beading up it will form a continuous film across the solar panels to lift dirt and debris. Use a mild detergent if you feel like you need some extra help. Show extra caution if cleaning your solar panels requires you to climb up on the roof.

Because you don t want to scratch the panels in any way it s best to use just water and a non abrasive sponge to apply soapy water. Start early in the morning. Fill a bucket with warm soapy water or cleaning solution designed for solar panels. Use your garden hose to spray down the panels.

You can avoid scaling by using water softeners or by circulating a mild acidic solution such as vinegar through the collector or domestic hot water loop every 3 5 years or as necessary depending on water conditions. The most effective way to clean your solar panels is with a hose and a bucket of soapy water. Gather some distilled water and mix it with a little dish. Use a soft cloth or sponge and wipe them down with the soap solution and then rinse them with the hose.