Air Duct Cleaning Questions to Ask Before You Hire an Air Duct Cleaner January 13, 2010 by admin Hiring a qualified air duct cleaner is important because a poor job can actually make indoor air quality worse. If you are concerned with healthy indoor air, make sure to ask potential air ducts cleaners the following questions. How Long Have You Been In This Business? Experience is important in performing a quality job. Ask […] Read more » Air Duct Cleaning Air Duct Cleaning Certification Air Duct Cleaning Reviews Certification NADCA
