KINGERSONS - Your Old Saybrook Center Flash through online deals on for central air technician heat and air furnace repair, maintenance and installations. Manuals and submittals sheets on central air conditioners we sell at split cooling and heating 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 heat & air units