When it come to the cleaning of the air duct and you require there cleaning services there are some steps to follow. To get a qualified HVAC technician from the National Air Duct Cleaning Association (NADCA), then you need first to visit the Environmental Protection Agency (EPA). New is the industry of duct cleaning. Some of the industries are promising benefits for duct cleaning to their customers, it is good or the consumers to be aware of this. This is because those kinds of claims are not accepted by the EPA. It is not a recommendation that the service providers should advise the consumers to be getting routine procedure for the air duct cleaning. Improvement on the quality of the air should not be guaranteed.
Having experience with the specific HVAC system is a must for the service providers. In case it becomes a requirement by the state the Service providers should possess a special license in order to do their jobs. It is a requirement that the licenses comply with NADCA standards. Looking for references to get other customers of the company an to inquire from them is important if you have to. It is a very important recommendation by the EPA that you check on the complaints with the Better Business Bureau of your locality. Doing a comparison between the companies is important when searching for the best air duct cleaning service providers. It is also advisable that you get a written agreement stating the services and the cost from the companies.
Services that the reliable providers should be able to offers are as it follows. To allow the proper cleaning and inspection of the whole system, then it is necessary to open the access doors. They should ensure that there is no material of asbestos in the heating or cooling system before the work even begins. If the vacuum exhausts, then the use of a high-efficiency particle air (HEPA) equipment can really be of help. 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 choosing the brushes it is good to ensure the soft-bristled brush is being used for the cleaning of the fiber glasses duct and metal sheets. Chemicals are also used by some companies. The effects for the use of the chemicals should be explained before their use. For the sake of your health it is advisable that you do a research on the effects of the chemicals used.