The scientific evidence supporting the notion that dusty and moldy ducts can have a detrimental effect on human health. Documented respiratory issues, asthma, infections, and eye irritation can ensue from the accumulation of microbial contaminants within air ducts. Additionally, the presence of toxic substances such as lead and asbestos may also be a concern. To mitigate these risks, we highly recommend that you maintain a regular cleaning regimen of your air ducts and take prompt actions upon detecting any evidence of mold or dust build-up. Such proactive measures will undoubtedly improve the indoor air quality of your home or workplace environment and perpetuate your overall state of well-being.