Did a 1 system inspection. Furnace is 5 years old. Ac and condenser is 27 years old and r-22 refrigerant. Improper flue pipe and connection.No Te flood protection and no drain pan. Dirty blower wheel. Not properly sealed plenum and ducts . No clean out for drain line and not enough pitch on Drain-line. Dirty filter. Out of tolerance capacitor and pitted contactor. No dog house and no arms flex on line set. Recommend quote for new ac coil for cooling. And adding a mini split for upstairs bedroom to be more efficient.