ARLINGTON, Va. - Combined U.S. factory shipments of central air conditioners and air-source heat pumps for July totaled 644,300, according to ARI.

This total is down 28 percent compared with shipments from the same month last year.

The Air-Conditioning and Refrigeration Institute also reports that heat pump shipments for July totaled 180,411, down 11 percent compared with the same month last year.

The year-to-date total of unitary air-conditioners and heat pumps was 4.7 million, down 6 percent from January 2005 through July 2005.

Factory stocks for July are up 138,965 units from the previous month, and up 291,332 units from the same month last year. Distributor inventories for July are up 153,355 from June and up 23,969 units from July of last year.

Distributor shipments for July are down 53 percent from last year, with year-to-date shipments up 5 percent.