Combined United States shipments of central air conditioners and air-source heat pumps totaled 363,465 units in October 2013, up 23.3 percent from 294,678 units shipped in October 2012, according to the latest statistics from the Air-Conditioning, Heating, and Refrigeration Institute (AHRI).

United States shipments of central air conditioners and air-source heat pumps totaled 500,813 units in August 2013, down 2.9 percent from 515,530 units shipped in August 2012, according to the latest statistics from the Air-Conditioning, Heating, and Refrigeration Institute (AHRI).

Combined United States shipments of central air conditioners and air-source heat pumps totaled 721,979 units in July 2013, up 15.2 percent from 626,951 units shipped in July 2012, according to figures from the Air-Conditioning, Heating, and Refrigeration Institute (AHRI).

United States shipments of central air conditioners and air-source heat pumps totaled 923,067 units in June 2013, up 7.7 percent from 857,362 units shipped in June 2012, according to the latest statistics from the Air-Conditioning, Heating, and Refrigeration Institute (AHRI).

Combined United States shipments of central air conditioners and air-source heat pumps totaled 753,437 units in May 2013, up 13.3 percent from 664,802 units shipped in May 2012, according to the latest statistics from the Air-Conditioning, Heating, and Refrigeration Institute (AHRI).

United States shipments of central air conditioners and air-source heat pumps totaled 632,187 units in April 2013, up 8.3 percent from 583,933 units shipped in April 2012, according to the latest statistics from the Air-Conditioning, Heating, and Refrigeration Institute (AHRI).

After strong January numbers, United States combined shipments of central air conditioners and air-source heat pumps have shown another upsurge, totaling 357,637 units in February 2013, up 20.8 percent from February 2012, according to the latest statistics from the Air-Conditioning, Heating, and Refrigeration Institute (AHRI).

Source: Air-Conditioning, Heating, and Refrigeration Institute (AHRI). Industry figures are estimates that are derived from the best available figures supplied by a sample of AHRI member companies.

Shipments of central air conditioners, air-source heat pumps, gas warm air furnaces, residential storage water heaters, and commercial storage water heaters in the United States all showed double-digit increases in January, according to the latest statistics released by the Air-Conditioning, Heating, and Refrigeration Institute (AHRI).