Heating • Cooling

Duct Cleaning FAQs

Dirty Ducts: a Major Source of Indoor Air Pollution

Duct cleaning could be the healthiest investment you will ever make! At Mullen, we have been serving the heating and cooling needs of Latrobe, Greensburg, and Westmoreland County for over 50 years. Our experience and professionalism in residential and commercial duct cleaning is second to none.

If you would like to learn more about our duct cleaning services, please visit our Residential Duct Cleaning page, or call Mullen today at 724-537-7203.

The HVAC Inspection, Maintenance, and Restoration Association (NADCA) has developed a list of frequently asked questions about the need for and effectiveness of duct cleaning.

You can visit their web page at: www.nadca.com

Or click any of the questions below to access the answer from the NADCA website.


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