KINGERSONS - Your Hillsview Read details and browse to buy for hvac agent heat and air furnace repair, maintenance and installations. Manuals and submittals sheets on central heat & air units we sell at split air heat pump (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 units