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Lennox Tip: If you are considering “encapsulation” for your ducts to prevent mold and bacteria, ask the cleaning service what chemicals and air duct cleaning equipment are involved in such a practice. Then consult an indoor air expert to get a second on opinion on how that chemical could affect your indoor air quality. If the expert and the cleaning company have a difference of opinion, go with the indoor air expert's call.
|Jennifer Mathes, Ph.D.|