KINGERSONS - Your Call Read details and browse to buy for air conditioning subcontractors repair, duct cleaning, installations and yearly maintenance. Manuals and submittals sheets on central cooling and heating systems we sell at split air conditioner unit (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 conditioners