KINGERSONS - Your Arden On The Severn Browse through special sale on for heating and air technician air conditioner maintenance and installations. Manuals and submittals sheets on central cooling and heating systems we sell at split 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 ac and heat pump