D Finest Air Duct Cleaning’s crews journey into dark and inaccessible passageways, clearing accumulated buildup in an effort to leave behind safer and healthier homes. Technicians attach HEPA-filtered vacuums and Rotobrush equipment to air ducts, agitating and swallowing the dust and contaminants that can worsen indoor air quality. The staff also improves the efficiency of systems by banishing soil and grime from HVAC units, blower motors, and other household ventilation systems; dryer vents gather detritus that can, if left untreated, burst into flames, and chimneys need to remain cleaned to allow a steady stream of angry ghosts to escape the home.