KINGERSONS - Your Bar Nunn Read details and browse to buy for commercial hvac technician ac maintainence, repair and new installations. Manuals and submittals sheets on central ac and heat pump we sell at split cooling heating system (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 and heating