This home in Iowa City, IA has multiple air handlers 50 vents 2 dryer vents and a fireplace. Top Notch will be providing this homeowner with air duct cleaning, dryer vent cleaning, and chimney cleaning. These home is equipped with 3 source heat pumps each unit of a located on a separate floor. We will be using both negative air cleaning and the Rotobrush system because some of the supplies and returns are soft flex duct.