Founded in 2002 by Barry Westbrook—a Professional Engineer and Senior Certified Industrial Hygienist—DocAir provides a system-oriented approach to indoor air quality and structural health. Our "Science before Sales" motto means we prioritize solving your property's root issues over making a quick sale. Serving the Greater Nashville Area, we specialize in crawl space encapsulation, mold remediation, radon mitigation, and storm water management. From air quality testing and dehumidification for existing homes to air barrier testing and HVAC design for new construction, our expert team delivers evidence-based results. We offer free evaluations, written proposals, and a warranty on services. Experience a holistic, engineered solution.