KINGERSONS - Your Big Run Browse through cyber deals on for hvac technician jobs repair, duct cleaning, installations and yearly maintenance. Manuals and submittals sheets on central heat & air units we sell at split air heating and cooling (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 systems