KINGERSONS - Your Londontowne Read details and browse to buy for air conditioning subcontractors equipment repair, maintainence and installation. Manuals and submittals sheets on central air & heat units we sell at split heat & air (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