Answer:
"
If you have a qualified technician perform regular preventative maintenance and service suggested for your unit, industry averages suggest that an air conditioner should last 12-15 years (sea coast applications may be less) and a gas furnace should last as many as 20-25 years. "
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Replied By:
ERIKA MCGEE
(Lamoille, FL)
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Replied Date:
06/11/2015