Attempting a stronger DIY chemical solution is not recommended. Harsh chemicals can damage the grout’s integrity, making it more porous and susceptible to future infestations. More critically, the concern about it spreading behind the walls is valid. In our climate, where air conditioning runs year-round, the temperature differential between cold ducting behind walls and the humid air can cause significant condensation within wall cavities. This hidden moisture is a primary driver for structural mold growth that is completely inaccessible to surface cleaning.

For these reasons, a professional inspection is strongly advised. Our certified inspectors use tools like borescopes to visually assess conditions within wall cavities and moisture meters to quantify the water content in building materials, which is crucial for determining the true extent of the problem. Remediation in the UAE must adhere to strict standards, and a professional assessment will determine if this is a surface issue requiring specialized hygienization or a more complex remediation project to protect your property’s structure and indoor air quality.

For a definitive diagnosis and a compliant solution, please contact our team for a comprehensive inspection. Call 800-MOLDS (800-66537) or email hello@saniservice.com.