Hvac Air Duct Cleaning
That s why many people believe it s not actually necessary to clean them.
Hvac air duct cleaning. Duct cleaning is a service provided by some companies who utilize vacuums brushes and chemical cleaning compounds to scrub the inside of your air conditioning ducts and hvac coils including supply and return air ducts heat exchangers and evaporator coils. The cost is based on the average cost of 40 per vent and duct run. Duct cleaning should also involve a thorough cleaning of the air handler registers grilles fans motors housings and coils of the hvac system. There s no research at present proving that routine duct cleaning improves the air quality or reduces dust in your home.
The average cost of duct cleaning is 369 or between 268 and 483 larger homes or those with more ducts or contamination might pay as much as 700. According to the environmental protection agency epa duct cleaning has never been shown to actually prevent health problems. Air duct cleaning is just one part of a broader industry aimed at increasing indoor air quality and promoting good health. Duct cleaning generally refers to the cleaning of various heating and cooling system components of forced air systems including the supply and return air ducts and registers grilles and diffusers heat exchangers heating and cooling coils condensate drain pans drip pans fan motor and fan housing and the air handling unit housing see diagram.
The most likely culprits are the cooling system s evaporator coils which your heating and air conditioning contractor and most duct cleaning companies can inspect and maintain. Make it a priority to inspect the ductwork of your home or business. Neither do studies conclusively demonstrate that particle e g dust levels in homes increase because of dirty air ducts. Average cost of hvac duct cleaning the average cost of duct cleaning is 420 for a 3 br home.
Nadca recommends duct cleaning as part of an overall hvac system cleaning that includes cleaning and replacing the air filter cleaning grilles and diffusers checking drain pans and drain lines for proper drainage checking the heat exchanger and cooling coils grills furnace air plenum blower motor etc. Clean your ducts every 5 to 7 years or as needed to help improve system efficiency. The size of your ductwork number of vents degree of contamination and ease of access all affect the price. For most homes the total cost is 275 to 650 with an average of 420.
If your hvac has been operating for some time without attention it could be circulating odors dust and other contaminates.