KINGERSONS - Your Doniphan Browse through discounted sale on for ac service company repair, duct cleaning, installations and yearly maintenance. Manuals and submittals sheets on central air conditioner systems we sell at split heat and air systems (ductless type) delivered straight to your doorstep. Typical delivery time from distribution warehouse is 1-5 business days depending upon products ordered, quantity and location of the shipping address. window air and heat unit