Return Air Duct Smells Musty

This dirt and mold goes 1 of 2 places.

Return air duct smells musty.

But if air ducts leak disconnect in a dirty non living area like your attic or crawl space they draw in the surrounding air which is usually filled with dirt dust and mold spores. 6 most common hvac duct problems you should know about what causes your air conditioner to smell musty. Moisture is the building block for mold and mildew growth which can cause a musty smell from your air conditioners. But the most common cause of a musty smell in ductwork is the presence of mold in your hvac system.

If you notice a musty or moldy smell that goes away when you are not using your air conditioning or heating if they share ducts that can narrow the cause down to mold in your hvac system. There are a number of reasons why musty smells might be coming from your air ducts system. Musty smells are caused due to several factors and can be eliminated with the help of professional cleaning services. It stays in your ductwork forms mold mildew then causes your air to smell bad.

This article will guide you through the process of finding out whether or not you have mold in your air ducts and what you can do about it. Musty smells may cause headaches or aggravate health issues such as asthma or allergies. Mold may grow inside return air ducts and air flowing through the ducts will carry the musty odor to your rooms. This can not only cause the evaporator coil to get dirty but can also cause mold to grow in the ductwork itself.

It goes to your evaporator coil which makes it dirty see problem 1. Summer also means humidity and mold is one of the most common reasons why your air vent smells musty. Since most ductwork is located in dirty non living areas like attics or crawl spaces it s easy for dust and mold spores to enter your ductwork. Indoor air quality the key to a healthy life.

No matter how clean you keep your air ducts spores will begin to grow once the temperature reaches above 65 degrees fahrenheit in a humid environment. One that has a musty odor. Again a near bathroom or even kitchen return duct is more likely a problem here because of moisture being returned into the system and feeding the mold. If the smell is throughout the home and equal in all areas you most likely have a problem in one of your return ducts that feeds air from your home back through the heating system to be reheated.

The smell has. One of the duct runs has a slight musty smell coming from it. I have a single story ranch house built on a concrete slab with concrete under floor ducts for the heating system. An hvac company that can offer mold removal and duct cleaning services can give your home healthier air that is free from strange musty smells harmful spores and persistent allergens.

Cleaning the ducts will eliminate the smell but it is important to remove the odor permanently by finding the source of the mold or mildew.