The Kleen Ducts crew goes a step further than simply cleaning residential airways—they use photo and video technology to prove the quality of their handiwork. By filming freshly scrubbed air ducts, the team gives clients visual proof that their home's airways are free from allergens and months-old sneezes. Technicians also scour dryer vents, which helps to prevent the likelihood of a dryer-vent fire, and inspect furnace systems to keep abodes at a comfortable temperature.