Residential Air Testing

Learn what’s in your air

EA’s unique AirRepair Testing Service comes from years of real-world experience in diagnosing indoor environments and creating truly safe indoor spaces. EA is the only company to systematically use cutting-edge technology to effectively understand your environment and to help you achieve international air quality standards in your indoor space. We were also the first company, and continue to be the only company in China to use the proper international standards for indoor PM2.5 levels