Updated: 10/01/2013 11:58 AM
Created: 10/01/2013 7:39 AM KSTP.com
By: Heidi Enninga
After remodeling his home, Adam Ketterman said drywall dust became a problem, so he hired a professional.
"I did feel a lot better physically after the duct cleaning," Ketterman said.
However, before you agree to a price, Angie Hicks, Founder of Angie's List, says, "it's important for consumers to get written in-home estimates, because a lot of times, air duct cleaning is based on the square footage of the home or number of vents.
"Ask them to show you before and after pictures of your ducts so you can see what happened."