KINGERSONS - Your East Berkshire Flip through several deals on for major hvac companies repair, duct cleaning, installations and yearly maintenance. Manuals and submittals sheets on central cooling heating system we sell at split air and heating 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 conditioning systems