Heat pump shipments of 1,483,599 units were also a record, up 2 percent from 2001's 1,442,355 units.
For the month of December, combined shipments of 373,284 central air conditioners and air-source heat pumps were up 10 percent compared to December 2001. Heat pump shipments included in the December figures totaled 107,790, up 17 percent from December 2001.
Publication date: 01/27/2003