Combined U.S. factory shipments of central air-conditioners and air-source heat pumps for November 2007 totaled 349,801, a 4% jump compared with November 2006 totals, according to the Air-Conditioning, Heating, and Refrigeration Institute (AHRI).
Year-to-date combined U.S. factory shipments totaled 6 million, down 9% from the same period last year. Heat pump shipments for November totaled 121,865, up 7% compared with November 2006 shipments. Year-to-date heat pump shipments totaled 1.8 million, down 10% from the same period last year.
