KINGERSONS - Your Lusby Check out our sale on for heating and air contractors repair, duct cleaning, installations and yearly maintenance. Manuals and submittals sheets on central air conditioner systems we sell at split air heating and cooling (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 & heat units