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If you are in need of air duct cleaning services for your air duct then there are some steps that are needed to be followed. Visiting the Environmental Protection Agency (EPA) first is what one is advised after that one goes to the National Air Duct Association (NADCA) where one meets a professional technician. New is the industry of duct cleaning. Due to this it is good for the consumers to be fully aware of the industries that are giving promises on the advantages of cleaning the ducts. Due to this such EPA cannot allow such claims. It is not a recommendation that the service providers should advise the consumers to be getting routine procedure for the air duct cleaning. There should be no guarantee that the quality of the air will be improved.
Having experience with the specific HVAC system is a must for the service providers. In order to do this job, they are required to have a special type of license, this will be necessary if it is a requirement by the state. NADCA standards should be complied by the licenses. If need be, you can also look into the references of the company and inquire from the other customers of the company and hear what they have to say. It is a very important recommendation by the EPA that you check on the complaints with the Better Business Bureau of your locality. When searching for the best service providers, do a comparison between the companies. A written agreement, stating the services and the cost from the companies is also advisable.
The reliable providers of the service should be able to offer the following. To allow the proper cleaning and inspection of the whole system, then it is necessary to open the access doors. Before the work even begins, it is good to ensure no material of asbestos is in the heating or cooling system. If in any case, the vacuum exhausts inside the house then it is advisable that they use equipment that is high-efficiency particle air (HEPA) vacuuming ability. It is necessary to protect the carpet and the furnishing as the work continues. Also there should be the protection of the duct which is ensured by the sealing and the resealing of the access holes.
Using a soft brush hand in hand with a vacuum while cleaning should ensure a very perfect clean. When it comes to the cleaning of the fiber glasses and the metal sheets then it is very essential to use the soft-bristled brush to achieve a spotless clean. Some companies will rather use chemicals. The effects for the use of the chemicals should be explained before their use. It is your responsibility to search for the effects of the chemicals used for the sake of your health.