Already 400+ installations cleaned in Flanders

Cleaning solar panels in Flanders

Name: Solarco
Rating: 5

No Belgian region combines so many ports, highways, industry and agricultural activity in such a small area as Flanders. Solar panels there face an exceptionally varied load, from salty sea air to fine dust and blossom pollen. We safely clean your installation with osmosis water and restore yield in one turn.

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5/5 Google Reviews

Active in BE, NL, DE & FR

Since 2018

500+ corporate clients

Flanders: specific conditions for solar panels

Flanders is among the most industrialised and most densely populated regions in Europe. Between the ports of Antwerp, Ghent and Zeebrugge, the extensive highway network and the agricultural regions of Haspengouw and the Westhoek, solar panels in Flanders get a diverse and persistent pollution mix.

Local factors affecting returns

Ports of Antwerp, Ghent and Zeebrugge: the petrochemical, steel and port terminals spread industrial precipitation and salty particles far inland.
Motorway network E17, E19, E40, E313 and E314: Europe's densest motorway network creates a quasi-continuous deposition of exhaust particulates.
Agricultural areas: fruit growing in Haspengouw, arable farming in the Westhoek and horticulture in Sint-Katelijne-Waver release pollen, crop protection and soil dust into the air.
Coastal strip: West Flanders' 67 kilometres of coastline blows salty sea air inland deep into East and West Flanders.

What that means for your installation

In Flanders, for most roofs, one thorough turn per year is sufficient, but for installations in industrial areas, near highways or near the coast, a second turn is often cost-effective. We tailor the schedule to your location and monitoring data.

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Getting solar panels professionally cleaned

Getting solar panels cleaned doesn't have to be complicated. You request a quote, we schedule a date, and our team does the rest - you don't even have to be there. Afterwards, you will receive a report with before and after photos. No hassles, no surprises, no additional costs.

Our 4-step approach

Thorough pre-inspection

Visual + thermographic check of your installation. We identify hotspots and damage before cleaning.

Robotic cleaning with osmosis water

Our certified cleaning robots operate on battery, without chemicals. Osmosis water dissolves all dirt and leaves no streaks or residue.

Quality control

After cleaning, we recheck each panel. You will receive a detailed report with before and after photos.

Aftercare and Advice

Based on your installation, environment and production data we draw up an optimal cleaning calendar.

Why companies choose Solarco

Professional and environmentally friendly

Solarco uses professional techniques to clean your solar panels, including robotic cleaning systems and osmosis water. This is not only better for your panels, but also better for the environment as no harsh cleaning agents are involved in our solar panel cleaning.

Safety first

We always work according to strict safety guidelines. Our operators are fully certified and trained to work on aerial platforms and roofs. Moreover, we have comprehensive insurance that covers any kind of risk or liability. This allows us to safely clean solar panels.

Innovative cleaning robots

For large solar parks or extensive roof installations, Solarco deploys robot cleaners. These robots run on batteries and are certified by renowned module manufacturers. The robot can quickly and evenly clean large installations of solar panels without damaging the panels.

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Benefits of professional solar panel cleaning in Flanders

Higher efficiency: Several studies show that cleaning solar panels can provide an efficiency improvement of a few percent to as much as 15%, depending on the degree of contamination.
Longer lifespan: By preventing dirt build-up and hot spots, your entire system will last longer.
Safety and warranty: Many manufacturers recommend professional cleaning to maintain the warranty. Climbing a roof yourself is also not without risk.
Time savings: With the right tools and experience, we can take care of a large installation in a short time, while you yourself spend your precious time on other things.
Sustainable approach: Osmosis water and robotic cleaning minimise the use of harmful chemicals, which is better for the environment as well as for the panels themselves.

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Frequently asked questions about solar panel cleaning Flanders

Due to the high density of industry, traffic and agriculture, we consider one to two cleanings per year a safe norm in Flanders. The right frequency depends heavily on your exact location, roof slope and monitoring data.

Rain washes away loose dust but leaves the typical Flemish mix of industrial precipitation, fine dust and crop protection. That layer is responsible for the creeping loss of yield that we find time and again in monitoring data.

Yes. We clean private roofs all over Flanders, as well as large industrial installations in the ports of Antwerp, Ghent and Zeebrugge, at logistics parks along the motorway network and at horticultural, fruit-growing and livestock farms throughout the Flemish agricultural area.

Customers in Flanders typically see 8 to 25% yield recovery immediately after a thorough cleaning, with outliers in industrial areas and near the coast. We substantiate these gains using your monitoring data before and after the turn.

We work all over Flanders: from Antwerp, Ghent, Bruges and Leuven to Hasselt, Mechelen, Aalst, Kortrijk, Ostend, Roeselare, Turnhout, Sint-Niklaas, Genk, Sint-Truiden and all villages in between.