KINGERSONS - Your Spiveys Corner Search and buy for hvac technician certification repair, duct cleaning, installations and yearly maintenance. Manuals and submittals sheets on central ac and heat units we sell at split air conditioning 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 conditioner units