Commercial Storage Water Heaters Commercial gas storage water heater shipments increased 2.4% in May 2024, to 7,380 units, compared to 7,210 units shipped in May 2023. Commercial electric storage water heater shipments increased 25.4% in May 2024, to 14,184, compared to 11,309 units shipped in May 2023.

Year-to-date U.S. shipments of commercial gas storage water heaters increased 4.4%, to 39,999 units, compared to 38,328 units shipped during the same period in 2023. Year-to-date commercial electric storage water heater shipments increased 14.9%, to 70,597 units, compared to 61,464 units shipped during the same period in 2023.

Warm Air Furnaces U.S. shipments of gas warm-air furnaces for May 2024 decreased 1.3%, to 245,283 units, compared to 248,584 units shipped in May 2023. Oil warm-air furnace shipments increased 58.3%, to 1,414 units in May 2024, compared to 893 units shipped in May 2023.

Year-to-date U.S. shipments of gas warm air furnaces decreased 7.6%, to 1,159,352 units, compared to 1,254,908 units shipped during the same period in 2023. Year-to-date U.S. shipments of oil warm air furnaces increased 48.6%, to 10,194 units, compared to 6,859 units shipped during the same period in 2023.

Central Air Conditioners and Air-Source Heat Pumps U.S. shipments of central air conditioners and air-source heat pumps totaled 911,517 units in May 2024, up 0.4% compared to 908,050 units shipped in May 2023. U.S. shipments of air conditioners increased 3.4%, to 545,636 units, compared to 527,908 units shipped in May 2023. U.S. shipments of air-source heat pumps decreased 3.8%, to 365,881 units, compared to 380,142 shipped in May 2023

Year-to-date combined shipments of central air conditioners and air-source heat pumps decreased 3.2%, to 3,635,714, compared to 3,757,023 units shipped during the same period in 2023. Year-to-date shipments of central air conditioners decreased 2.0%, to 2,071,460 units, compared to 2,113,691 units shipped during the same period in 2023. The year-to-date total for heat pump shipments decreased 4.8%, to 1,564,254, compared to 1,643,332 units shipped during the same period in 2023.

SOURCE: Information contained in these graphs is courtesy of the 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.