Common Causes Of Stucco Damage and How to Avoid Them

Stucco is a popular choice for home exteriors due to its durability, versatility, and aesthetic appeal. However, like any exterior material, it can be susceptible to damage over time. Understanding the common causes of stucco damage and taking preventive measures can help homeowners maintain their homes' beauty and structural integrity for years.

When water seeps into the stucco surface, it can lead to cracks, delamination, and mold growth. This moisture infiltration often occurs around windows, doors, rooflines, and areas where stucco meets other materials. To avoid this damage, ensure proper sealing around openings and regularly inspect and repair any cracks or gaps in the surface.

It’s also important to consider applying a water-resistant barrier beneath the stucco layer during installation to improve moisture protection.

Stucco can be vulnerable to impact damage from hail, debris, or accidental collisions. If left untreated, impact damage may result in cracks, chips, or even structural issues. One way to reduce this issue is by trimming trees and shrubs around the home to prevent branches from striking the surface during storms. You can also consider installing impact-resistant barriers or panels in high-risk areas to absorb and deflect potential impacts.

Settlement and structural movement can cause stucco to crack or separate from the underlying substrate. These issues often arise from soil settlement, foundation settling, or seismic activity. To prevent settlement-related damage, ensure proper soil compaction and drainage around the foundation during construction.

Regularly inspect the foundation for signs of movement or settling and promptly address any issues to prevent further damage to the stucco exterior.

Improper installation practices can compromise the integrity of stucco and lead to premature damage. Common mistakes include inadequate mixing of materials, inappropriate application of base coats and finishes, and insufficient curing time between coats.

To avoid these issues, hire experienced professionals who are experts in stucco installation and follow industry best practices. Proper installation increases the layer’s durability and guarantees a long-lasting finish.

Stucco expands and contracts with temperature changes, which can lead to stress on the material and potential cracking over time. This thermal movement is more visible in regions with extreme temperature variations. To mitigate thermal-related damage, choose materials and coatings that accommodate thermal expansion and contraction.

Ascertain proper joint detailing and expansion joints in large panels to allow for movement without compromising the integrity of the stucco surface.

Neglecting regular maintenance can accelerate stucco damage and reduce its lifespan. Over time, dirt, debris, and pollutants can accumulate on the surface, leading to discoloration and deterioration. Schedule annual inspections and cleanings to maintain the stucco’s appearance and performance.

Remove dirt, mold, and mildew using a mild detergent and soft-bristled brush. Promptly repair any cracks or damage to prevent moisture infiltration and further deterioration.

For expert stucco repair and maintenance services, trust the experienced professionals at McClure Plaster & Paint, Inc. Our team can ensure your stucco remains in optimal condition. Contact us today for a free estimate and to learn more about our stucco services and how we can help protect your home.