Air duct cleaning is one of many ways to keep the air in your Martinsburg, WV, home clean and fresh. Dust, pet dander, mold, and other allergens can gather in ducts. They are then dispersed back into the home via the duct system. Appalachian Heating & Air Conditioning thoroughly inspects your ducts to ensure they are clean. If you need professional duct cleaning, the only place you need to go is Appalachian Heating & Air Conditioning Inc.