Heating, ventilation, and air conditioning (HVAC) systems contains collection a variety of contaminants such as bacteria and very small particles of dust that have the potential to affect overall health.
One component you should considered in an overall plan to improve indoor air quality is The removal of such contaminants from the HVAC system and home.
You should perform a visual inspection of the system before and after cleaning. If you can see any dust or debris during the visual inspection, the system should not be considered cleaned.
While you can perform your own visual inspection using a flashlight and mirror, a professional cleaning contractor should be able to allow you better access to system components and perhaps the use of specialized inspection tools.
We highly recommend at least 1 time in a year, but it’s depends on several factors, not the least of which is the preference of the homeowner. Some of the things that may lead a homeowner to consider more frequent cleaning include:
- if there are smokers in the household
- any pets that shed high amounts of hair and dander
- water contamination or damage accuse to the home or HVAC system
- residents with allergies or asthma who might benefit from a reduction in the amount of indoor air pollutants in the home’s HVAC system
- after home renovations or remodeling
Researches by Environmental Protection Agencies has demonstrated that HVAC system cleaning may allow systems to run more efficiently by removing debris from sensitive mechanical components. Clean, efficient systems are less likely to break down, have a longer life span and generally operate more effectively than dirty systems.
Range of cost from $450 to $1,000 per heating and cooling system, depending on the services offered, the system size to be cleaned, accessibility, climactic region and level of contamination” and type of duct material. Consumers should beware of air duct cleaning companies that make sweeping claims about the health benefits of duct cleaning, as such claims are unsubstantiated.