how much to charge for clean air duct
1 A proper home air duct cleaning costs anywhere from $400-$1,000, depending on the size of the system to be cleaned, the type of services offered, the regional climate and the level of use the ventilation system gets, the type of materials inside the ductwork and the amount of contaminants (dust, mold, etc.).hopping for duct cleaning: 1  Some older air ducts may contain asbestos in the insulation, register boots or other areas. 2  Asbestos removal absolutely requires specialized procedures which will add to the total cost, depending on the complexity and extent of the problem.