The importance of having a clean AC Coil
Your furnace forces air through the AC coil both when heating and cooling. A dirty coil, like in the picture below, is a nesting ground for bacteria, mildew and mold, plus it restricts air flow making your furnace much less efficient. This is why Comet Air Duct Cleaning will inspect every job we do.
The price of cleaning would more than pay for itself in 6 months
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