U.S. factory shipments of central air conditioners, air source heat pumps, gas and oil-fired furnaces, residential and commercial electric water heaters, and steel boilers all declined in September versus the same month last year, according to a monthly statistical report from the Air-Conditioning, Heating and Refrigeration Institute (AHRI).
The only exceptions were shipments of commercial gas water heaters which increased 2.1% for the period, and cast iron boilers which jumped 5.3% in the third quarter.
Combined U.S. factory shipments of central air conditioners and air-source heat pumps declined 20% year-over-year in September. Year to date, combined shipments were down 5%, compared to the same period last year.
September U.S. factory shipments of gas-fired, warm-air furnaces fell 17.5% year-over-year. Shipments of oil-fired, warm-air furnaces for the period dropped 33%. Year-to-date, gas furnace shipments experienced a 17.4% decline, while oil-fired furnace shipments for the same period fell 27.6%.
Residential electric water heater shipments for September dropped 8.8% year over year. Year-to-date shipments represented a 2.3% decline versus last year.
Residential gas water heater shipments for the month were down 20.8%. Year-to-date those shipments are down 5.5%.
In contrast, shipments of commercial gas water heaters rose 2.1% in September. Commercial electric water heater shipments for the period fell 6.8%, to 5,164 units.
Third quarter shipments of steel boilers were off 17.8% versus 2007, while cast iron boiler shipments increased 5.3%. Year-to-date, shipments of cast iron boilers have fallen 6.7% while steel boiler shipments are off 16.4%.