Before turning on seasonal HVAC systems, think about cleaning the air ducts for around a month. If not, simply clean them when necessary. If you notice a musty smell when you switch on your HVAC system or smell rodent droppings, clean the air ducts right away. Clean your air ducts as well after replacing your HVAC system, making significant repairs, or doing dust-generating home remodeling. Listen to the full episode, or go to our post to know how to clean air ducts correctly.
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