KINGERSONS - Your Panguitch Read details and browse to buy for central air conditioner companies heat and air furnace repair, maintenance and installations. Manuals and submittals sheets on central heating and air units we sell at split heating and 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 heat and air units