KINGERSONS - Your Lake Murray of Richland Read details and browse to buy for local heating and cooling companies heat and air furnace repair, maintenance and installations. Manuals and submittals sheets on central air and heat unit we sell at split ac systems (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 cooling heating system