Owing to the increasing concerns over indoor air pollution, building owners have been looking at the cleaning of their heating, ventilation and air conditioning (HVAC) units. Along with providing clean, healthy and breathable air a well-maintained HVAC system also ensures savings. The cleaning process is not a one-time investment to get rid of a number of problems related to the indoor environment. It has to be done on a regular basis.

Often, homeowners ask why they need the cleaning of their HVAC system. Experts say that it is required simply to get rid of the large pile of dirt and dust that gets accumulated in the system over a period of time.

Some the best known benefits of HVAC cleaning

Improving Indoor Air Quality: There are many contaminants that keep circulating in an indoor environment. These air pollutants and contaminants regularly get pulled by the HVAC system and get re-circulated indoors many times a day. This can lead to a build-up of these pollutants in the ductwork that can later on affect the functioning of the system and the health of the people in the building.

Saving energy: The U.S. Department of Energy says that more than 40 percent of the energy that gets exhausted in cooling and heating gets wasted due to unclean HVAC systems. A pile-up of contaminants force the duct system to work harder, using more energy and thus, decreasing its life. A clean HVAC system does not have to exert extra pressure, and much lesser energy is consumed by them.

With so many benefits in the cleaning of this system, house owners or building managers must hire reputed and well-trained professional service providers. No job done is worse than a faulty job and so a lot of onus of the success of the cleaning process lies on the contractor’s shoulders.

Tips to hire a duct cleaning company

  • Looking for a certification from the National Air Duct Cleaners Association may help the house owners in choosing the right professional help. These are complicated tasks and require adequate training and experience.

  • It is important to make sure that service of air-duct cleaning is not just an additional service provided by the company. Instead, a company should specialize in this service.

  • A good cleaner provides before and after-the-job photographs. Photos help you make out the difference and

  • An owner must ask the company about its work process and the vacuums. Many companies use portable vacuums, but the reputed ones use a truck-mounted power vacuum.

  • Owners can also ask for a written guarantee regarding the quality of work.

If there are large open windows, an owner must consider having these duct clean ups done every two years. This may also be a necessity for people suffering from allergies.