KINGERSONS - Your North Sarasota Read details and browse to buy for heating and air conditioning technician heat and air furnace repair, maintenance and installations. Manuals and submittals sheets on central heat and air systems we sell at split heat and air unit (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 heat and air unit