KINGERSONS - Your Dunnavant Factory direct, wholesale prices on for commercial hvac companies repair, duct cleaning, installations and yearly maintenance. Manuals and submittals sheets on central air conditioner units we sell at split heat & air (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 with heat pump