Professional chemical-free cleaning of photovoltaic and solar panel systems using demineralized water and specialized soft brushes. The service removes dust, pollen, bird droppings, and stubborn environmental residue to restore maximum energy yield, prevent hot spots, and extend system lifespan for residential and commercial solar installations across North Rhine-Westphalia.

Comprehensive inspection, electrical measurement, and technical maintenance of photovoltaic systems conducted according to VDE standards by certified roofers and electricians. Services include visual inspections of modules and roof surfaces, inverter testing and cleaning, insulation checks, and detailed photo-documented reporting with actionable recommendations to prevent system failures and energy losses.

Professional roofing services including roof repairs, complete roof renovations, skylight replacement, and structural maintenance for residential, multi-family, and commercial properties. Experienced roofing professionals ensure weatherproofing, structural protection, improved insulation, and seamless integration with solar mounting systems to preserve long-term building value.