Keep Your Highlands Ranch Home Comfortable and Healthy Living in the beautiful community of Highlands Ranch , Colorado , means enjoying clean neighborhoods, great schools, and scenic views — but it also comes with challenges for your home’s air quality. Colorado’s dry climate, construction dust, and seasonal pollen can quickly accumulate inside your HVAC ducts and dryer vents. At Exact Choice Duct & Dryer Cleaning , we provide professional air duct cleaning in Highlands Ranch