What Is Air Duct Cleaning And Do You Need To Do It?

Indoor air pollution can be a cause for concern especially if the occupants of the home consist of children or the elderly. People suffering from asthma or those with respiratory problems can be especially sensitive to pollutants.

The necessity of getting the air ducts in your home cleaned up has been a debatable topic. While some believe that it is worth spending money to get it done, the others feel that it is just a scam.

What is air duct cleaning?

Air duct cleaning is a maintenance service that is provided by some of the heating, ventilation and air conditioning (HVAC) companies. They claim that the quality of air improves and the HVAC systems function better after the air duct cleaning services are done.

What is air duct cleaning

The type and cost of the services offered by the companies would depend on a variety of factors. Some of them are the extent of contamination, the size of the system and its accessibility etc.

The process of duct cleaning:

Duct cleaning service would include cleaning of the different heating and cooling components of the system. It would include cleaning the supply and return air ducts, grilles, diffusers, heating and cooling coils, etc.

If any of the components of the system are not installed properly they could be contaminated with dust, pollen or other such debris. It is important to get all the components cleaned thoroughly or else the entire system could get contaminated again.

When should you get the air ducts cleaned?

 It is not possible to make a general statement about the necessity of getting the air duct cleaning done, as each home is different.

Some situations where you must consider getting the air ducts cleaned are:

  1. Mold growth:
    In the case of visible mold growth inside the duct or on any other components of the system, it is advisable to get the duct cleaned.
    One of the simple ways to check for mold infestation is when you notice a musty or moldy smell. Mold growth takes place due to the moisture trapped inside. This could damage the overall HVAC system. Hence mold infestation is a serious issue, which must be dealt with correctly.
  1. Vermin infestation:
    If you notice any insects or rodent droppings in the air ducts, it means it is time for a home air duct cleaning. It shows that these insects may have nested or the rodents have been living in the air ducts. The by-products of the materials will mostly circulate in the air in your home and this is not safe for the occupants.
  1. Clogged duct:
    Sometimes the ducts in your home could be getting clogged due to a significant amount of dust or debris. This could get released into the home. To avoid such a situation, get the duct cleaning done.
  1. Allergy related illness:
    Another case where duct cleaning may be necessary is when a family member has been suffering from an allergy related illness. If you have taken all the necessary steps to keep the home dust free and the illness still persists, consider getting the ducts cleaned.
  1. After renovation:
    You might also want to consider duct cleaning if you have had major renovation work done or have moved into a new home. It could be possible that different kinds of dirt and debris may have been swept into the ducts if the construction crew was not careful.

process of duct cleaning


Getting the air ducts cleaning done is necessary in some cases while entirely optional at other times. It is a decision that must be taken depending on the home and its condition.

If you do decide to get it done, hire one of the reputed air duct cleaning companies to do the job. They will ensure a professional and thorough job.