ARLINGTON, Va. - Combined U.S. factory shipments of 504,841 central air conditioners and air-source heat pumps for September jumped 12 percent compared to shipments from the same month last year, according to statistics from the Air-Conditioning and Refrigeration Institute (ARI).
Heat pump shipments of 129,485 were also up 29 percent compared to September 2002. Total shipments of 5,675,153 units for the first nine months of 2003 are even with those of last year.