• 6230 Evergreen St, Suite F, Houston, TX 77081
  • Monday-Saturday
    8:00 am - 8:00 pm Se habla español
Office phone

(832) 649-8064


Indoor Air Quality


Houston’s Top Fully-Integrated Commercial & Residential HVAC Indoor Air Quality Services

Indoor air quality testing is a growing need among building owners and managers because of the effects of poor air quality on the health and comfort of building occupants. Recent studies conclude that proper space temperature and humidity conditions coupled with great indoor air quality reduce illness, sick days and increase employee productivity and happiness in the workplace. Indoor air quality testing, improvement and maintenance is therefore not only good for your tenants, but good for business too.

Some of our indoor air quality services include:


Our licensed CIEC professional conducts assessments to identify and review indoor air quality concerns. This can be performed as an annual audit, on an as-needed basis, or as part of a custom preventive maintenance program.


Donnelly uses only Licensed Air Cleaning Specialist ASCS 6990870 to supervise specialized cleaning of ductwork and coils, as well as remediation of mold, odors and other indoor air quality issues.


Donnelly offers customized indoor air quality solutions, which can include Enhanced Filtration, Carbon Dioxide Control / Delivery Systems, Ultraviolet Solutions, Bi-Polar Ionization Systems, and Enhanced Ventilation Strategies.

Our Indoor Air Quality Services

As your local air quality experts, we’re here to help you breathe easy in your space no matter what pollutants are present. Our technicians will be happy to explain air quality concerns to you in detail and walk you through your options to improve air quality. Of course, all of our services have been designed with the unique conditions of our local climate in mind.