It can be worth it to clean air ducts if they are visibly dirty or clogged, or if you have noticed an improvement in air quality after having them cleaned in the past.

It is generally recommended to have air ducts cleaned every 3-5 years, or more frequently if you notice a build-up of dirt or debris.

It is difficult to determine the best air duct cleaning company as it can depend on factors such as location, price, and customer reviews. It is a good idea to do research and read reviews before hiring a company.

Air duct cleaning specifically refers to the cleaning of the ducts that circulate air throughout a home or building. HVAC cleaning generally includes cleaning the air ducts as well as other components of the heating, ventilation, and air conditioning system.

One potential con of duct cleaning is the cost, as it can be expensive depending on the size of the system and the extent of the cleaning needed. Duct cleaning can also be disruptive and may require the occupants to leave the home or building while the work is being done.

If air ducts are not cleaned, they can become clogged with dirt, debris, and other contaminants. This can lead to reduced airflow and efficiency, as well as potential health problems if the contaminants are circulated throughout the home or building.

There are a few signs that your air ducts may be dirty, including visible dirt or debris coming from the vents, reduced airflow, or an increase in dust and allergens in the home.

While it is possible to clean your own air ducts, it can be a difficult and time-consuming task. It is generally recommended to hire a professional air duct cleaning service to ensure that the job is done properly.

To prepare your air ducts for cleaning, you can remove any large debris or obstacles from around the vents, seal off any openings or cracks, and clear the area around the ducts to give the cleaners easy access. It is also a good idea to inform the cleaners of any specific concerns or problem areas.