KINGERSONS - Your Grayridge Search and browse through deals on for commercial air conditioning contractors heat and air furnace repair, maintenance and installations. Manuals and submittals sheets on central cooling and heating systems we sell at split heating 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 conditioner systems