KINGERSONS - Your Lower Gwynedd Read details and browse to buy for heating air conditioning contractors equipment repair, maintainence and installation. Manuals and submittals sheets on central air conditioning system we sell at split heating and air conditioning units (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 and heat unit