But the best option is to have your contractor ... The minimum SEER allowed for a new split system central air conditioner in the U.S. today is 14, which is at least 20 percent more efficient ...
Homes & Gardens on MSN6mon
Portable air conditioners vs central AC units: the difference, pros, cons and which is best for youWhen even your best fan isn ... This is different to a central AC unit which has interior and external wall-mounted units.
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