Residential Air Conditioning and Heating Services

Du-West has successfully serviced Texas since 1978. In many fields of construction and property maintenance, this experience has provided answers to your questions and concerns about selecting and installing many different systems in your property including cooling/heating systems.


Du-West is eco-friendly. Because we are as concerned about the environment as you are, Du-West employs state-of-the-art freon recovery machines and vacuum pumps. We do not vent freon to the atmosphere.


Air quality is of equal priority. Through proper equipment maintenance and monitoring your air quality on an on-going basis, Du-West can ensure your cooling/heating unit will produce optimum air quality. We understand that this is of utmost importance if you have allergies or pets.


When you want the best, call Du-West. We take pride in doing things right and to the best of our ability the first time. Du-West offers a full range of cooling/heating solutions that can improve your quality of life.



  • Budget-friendly cooling/heating units
  • Unit design and installation
  • Service for all cooling/heating unit makes and models
  • Gas and electric heating units
  • Heat pumps
  • Complete system change outs
  • Duct work inspection and replacement
  • Indoor air quality audits and solutions
  • UV lights serviced and installed
  • Electronic air cleaners serviced and installed
  • Annual maintenance
  • Customer assured flat-rate pricing