Combined U.S. factory shipments of central air conditioners and air-source heat pumps for July totaled 637,606, down 3% from July 2006 shipments, according to the Air- Conditioning and Refrigeration Institute (ARI).

Year-to-date combined U.S. factory shipments totaled 4.2 million, down 11% from the same period last year. Heat pump shipments for July totaled 169,417, down 7% from July 2006 shipments. Year-to-date heat pump shipments totaled 1.2 million, down 11% from the same period last year.

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