<p>When it involves ensuring your cooling system runs smoothly, checking the ductwork is as vital as maintaining the system itself. Defective air ducts can significantly impact the cooling efficiency of your AC, but that's not all they can impact.</p> <iframe src="https://www.youtube.com/embed/nVTdukNJdtM" width="560" height="315" frameborder="0" allowfullscreen></iframe> <im
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