KINGERSONS - Your Hickory Browse through special sale on for air conditioning units company repair, duct cleaning, installations and yearly maintenance. Manuals and submittals sheets on central heating and air units we sell at split heating and air conditioning units (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 heat & air units