Super tune up 3 system Filters fine Drains clear Main system secondary pan rusted through and wasp nest at emergency drain line All blowers and coils are dusty and inefficient Furnaces are all function Both downstairs furnaces do not have proper combustion air conversions due to spray foamed attic after install Both downstairs systems are producing a 10 degree delta instead of a 20 All motors and capacitors are functional but showing signs of severe wear and tear All systems have biological growth present in the supply plenums Replacement recommended for both downstairs systems