Introduction Lichen is one of the most stubborn and damaging contaminants found on solar panels in the UK. Caused by a symbiotic growth of algae and fungus, lichen forms hard, crusty patches that bond tightly to the panel surface —

Cleaning roof-mounted solar panels safely requires more than just a hose and brush — it demands proper access, the right tools, and pure water. This guide from Solar Clean Robotics UK explains the correct approach, recommended equipment such as chemicals

Robots handle large surfaces while RotaQLEEN brushes target detailed or heavily soiled areas. Using pure water cleaning and Chemitek solutions, this hybrid method delivers spotless results, improved safety, and maximum system performance across UK installations.

Whether you manage a solar farm, run a commercial site, or have panels on your home, keeping them clean ensures you’re getting the most from your renewable energy investment. Let’s explore how often you should clean solar panels, why it