KINGERSONS - Your Sardinia Read details and browse to buy for find hvac contractor ac maintainence, repair and new installations. Manuals and submittals sheets on central ac and heat units we sell at split heat and air conditioning (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 units