The answer to 'how much to fix air duct sealing in my area' is that the cost can vary significantly depending on several factors. Typically, air duct sealing repairs can range from a few hundred dollars to over a thousand, depending on the size of your home, the extent of the ductwork, and the complexity of the job.
The main factors that influence the cost include the size and accessibility of your ductwork, the materials needed (such as sealant, mastic, or tape), the labor required, and any necessary repairs or modifications to the ductwork. Additionally, the cost can be affected by your location and the rates charged by local HVAC contractors in your area.