KINGERSONS - Your Millersville Browse through special sale on for gas heater technician repair, duct cleaning, installations and yearly maintenance. Manuals and submittals sheets on central air with heat pump we sell at split ac system (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 and heating units