Why Clean Solar Panels?

Boost Performance, Protect Your Investment, and Maximise Efficiency

If you’ve invested in solar panels, keeping them clean isn’t optional — it’s essential. Dirty panels can lose up to 30% of their energy output, costing you real money every month. Rain alone won’t clean them — and over time, dirt, bird droppings, pollen, moss, and traffic film all build up, blocking sunlight and reducing performance.

Benefits of Regular Solar Panel Cleaning

 

💡 Maximise Efficiency
Even a light layer of dust can reduce output. Clean panels absorb more sunlight and generate more power — especially in Ireland’s often overcast weather.

📈 Increase Your Return on Investment
Dirty solar panels = wasted potential. Keeping them clean means more savings on your electricity bills and faster ROI.

🛡️ Protect Against Long-Term Damage
Bird droppings, moss, and lichen aren’t just unsightly — they’re corrosive. If left unchecked, they can stain glass and damage panel coatings permanently.

🌍 Eco-Friendly Energy Starts With Maintenance
Solar panels are a green investment. But without cleaning, they silently underperform. Regular maintenance ensures your system runs clean — inside and out.

📅 Seasonal Cleaning = Peak Performance Year-Round
Spring pollen, summer dust, autumn leaves, and winter grime all reduce your output. A seasonal cleaning plan keeps you ahead of the weather.

 

How Often Should You Clean Solar Panels in Ireland?

Most homeowners should clean their panels 1–2 times a year — more often if you’re near:

  • Main roads or motorways (diesel/traffic dust)
  • Farmland (pollen and bird activity)
  • The coast (salt spray and seagulls)
  • Tall trees or shaded areas (moss and leaves)

For businesses, solar farms, or large roof arrays, quarterly or monthly plans may be more cost-effective long-term.