
- Dark mold and mildew stains that penetrate deep into materials
- Green algae growth that creates unsightly streaking
- Black fungal growth in shaded and moist areas
- Lichen colonization that damages surface integrity
- Bacterial contamination that affects both appearance and health
- UV damage that fades and weakens materials
- Salt air deposits that accelerate corrosion and staining
- Storm debris that accumulates and stains surfaces
- Tree sap and pollen buildup from lush landscaping
- Air pollution and dust that embeds in textured surfaces
- Mineral deposits from hard water irrigation
- Fertilizer staining and chemical buildup
- Root and plant matter accumulation
- Uneven staining patterns from overspray
- Accelerated deterioration from constant moisture exposure





