Carpet Cleaning With the Sears two-step carpet cleaning process you can rest assured that your carpet will be fresh, soft, and free of carpet cleaning detergent residue that can be left behind by some carpet cleaning services. This means your carpets will feel soft and stay clean longer. Air Duct Cleaning Each day the air in your home is re-circulated through your home’s air duct system. Over time, allergens dust, dander, and debris build up in your HVAC/Air Duct System making your furnace and air conditioner less efficient which can cost you more money to operate.