A good working furnance and ac unit and metal elbows that would connect flex pipe for direction of air flow. Goodman unit 70,000 BTU S/N 35. Unit is 8 years old. Part # GMS80703APNA The outside unit is older. This unit supplied heat and cooling for a 1100 sq ft house. The unit is still intact. Replaced unit for ductless system. Furnance was installed by Accu Temp, Medford Oregon. Sorry but i Don;t get tex on my phone Will answer all questions