Air Conditioner Mold

Why are Air Conditioners, AC Equipment and Air Ducts such Mold Factories?

To understand why mold grows in ac units, air ducts and air vents it is imperative to know how an air conditioner works. Below you will find several reasons why an air conditioning system can be a perfect habitat for mold spores to grow. Use a strong flashlight to search for mold growth inside window air conditioners and air conditioning duct registers (after removing the register grill).

How to Test if your Air Conditioner has Mold?

One option to test your heating/cooling equipments and ducts for elevated levels of mold spores and mold growth is to use a mold test kit. You tape the open side of the mold test kit to the outside of the HVAC grill register or window air conditioner air supply grill so that the sticky side of the kit is facing the outward air flow from the heating/cooling duct register.

Does a High Ozone Generators Kill Mold in Your AC?

No, as the EPA states: “an ozone generator has non tot little effect on mold growth and contamination in air ducts and ac units if public health standards are met.” Even with a 5-10 times higher concentration – which is dangerous if people are present – would not fully remove mold.

Is Mold in AC Units and Air Ducts Dangerous?

If an air conditioning system (AC-system) is not properly maintained your health can be compromised. Symptoms of allergic rhinitis, an inflammation of the nasal passages, and asthma can worsen when dust and mould form as a result of poor maintenance.