
Inspection and restoration of existing coats
November 24, 2025
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Light exterior maintenance begins with periodic visual inspections. After a few years, it's normal for slight signs of aging to appear: a little dirt in areas exposed to traffic, shadows near drainpipes, and water marks under balconies. Intervening at this stage with controlled washing is much easier than waiting for the dirt to set into the surface.
In many cases , low-pressure washing is possible with water and specific facade detergents, avoiding overly aggressive pressure washers that risk damaging the paint film or peeling off surface plaster. The combined action of water, suitable detergents, and targeted brushing allows you to remove smog, light algae, and dust that has accumulated over time.
The appearance of algae and mold in particularly humid or poorly lit areas (north-facing, narrow courtyards, or near dense vegetation) is common. In these cases, in addition to cleaning, it's helpful to consider using cycles with specific additives or applying protective products that reduce new biological colonization. Naturally, where possible, it's equally important to improve ventilation and water drainage.
Elements most exposed to impacts—such as walls, skirting boards, ramp edges, and driveways —may require touch-ups or localized repairs. Having a basic understanding of the products used (paint type, color code, and any coatings) greatly facilitates these targeted interventions, avoiding obvious differences between old and new.
In the long term, it's advisable to schedule scheduled maintenance , especially on complex buildings. Instead of waiting for total deterioration, a cleaning and refinishing cycle can be planned every few years, focusing on the most exposed areas and postponing a complete overhaul until later. This approach is often more sustainable, both economically and in terms of its impact on the daily lives of those who occupy the building.
Gutters, downspouts, and roofing are also an integral part of exterior surface maintenance: clogged downspouts or malfunctioning drip edges are the main cause of drips and stains on facades. Regular inspection of these elements prevents water from flowing where it shouldn't, limiting aesthetic and structural damage.
Highlight
• Periodic controlled washing helps remove smog, dust and initial biological deposits before they set in.
• Localized interventions on walls, skirting boards and corners reduce the need for complete renovations.
• Scheduling light and regular maintenance extends the useful life of the cycle and extends the time between one remake and the next.
• Checks on gutters, downspouts and drainage points limit drips and stains on otherwise healthy facades.
Low Light
• Pressure washers used too aggressively can damage paint and thick coatings.
• Neglecting maintenance and cleaning for years leads to deterioration that can no longer be resolved with simple touch-ups.
• Significant colonizations of algae and mold require specific cycles that are more complex than a simple painting.




