Steam & Air-Conditioning Supply Market Report 2026

The steam & air-conditioning supply market size has grown strongly in recent years. It will grow from $100.4 billion in 2025 to $105.45 billion in 2026 at a compound annual growth rate (CAGR) of 5%. The growth in the historic period can be attributed to expansion of urban infrastructure, growth in commercial building construction, rising demand for centralized heating systems, increased adoption of air conditioning solutions, availability of steam distribution networks.

The steam & air-conditioning supply market size is expected to see strong growth in the next few years. It will grow to $129.98 billion in 2030 at a compound annual growth rate (CAGR) of 5.4%. The growth in the forecast period can be attributed to increasing investments in smart city infrastructure, rising focus on low-carbon heating solutions, expansion of district cooling projects, growing adoption of intelligent building management systems, increasing demand for energy optimization. Major trends in the forecast period include increasing adoption of energy-efficient hvac systems, rising demand for district heating and cooling networks, growing integration of smart temperature control systems, expansion of chilled water distribution infrastructure, enhanced focus on emission reduction solutions.

An anticipated rise in disposable income is likely to drive the growth of the steam and air-conditioning supply market in the future. Disposable income is defined as the amount of money available for spending and saving after income taxes have been deducted. As people's purchasing power increases, they are opting to purchase higher-priced, discretionary items that enhance comfort, such as steam and air-conditioning products. For example, in September 2024, the Office for National Statistics, a government department in the UK, reported that the electricity, gas, steam, and air-conditioning supply index in the UK rose to 106.5 in the first quarter of 2023, compared to 95.4 during the same period in 2022, reflecting an increase of 11.1 points. Thus, the growth of the steam and air-conditioning supply market is being fueled by an increase in disposable income.

Rapid urbanization is projected to propel the Steam and Air-Conditioning Supply market. Urbanization concentrates population in cities, necessitating temperature control systems in crowded urban areas. These systems ensure comfortable living and working conditions, contributing to the well-being and productivity of urban dwellers. Globally, over 50% of the population lives in urban areas in 2022, expected to reach 6 billion by 2045, highlighting the influence of urbanization on this market.

Leading companies in the steam and air-conditioning supply market are concentrating on creating innovative products, such as Matter-enabled room air conditioners (RACs), aimed at improving indoor air quality and cooling efficiency. Matter-enabled RACs are intelligent air conditioning units that comply with the Matter connectivity standard, facilitating seamless integration and interoperability with other smart home devices, thereby enhancing control, automation, and energy efficiency. For instance, in February 2024, Panasonic Holdings Corporation, a Japan-based electronics firm, introduced its line of Matter-enabled room air conditioners. These units allow for smooth integration with various smart home ecosystems, enabling users to manage their air conditioning systems through multiple devices and platforms. The RACs from Panasonic offer improved energy management, intuitive automation, and user-friendly interfaces, ensuring maximum comfort while promoting energy efficiency.

Major companies operating in the steam & air-conditioning supply market are Carrier Corporation, Trane Inc., Daikin Applied Americas Inc., Goodman Manufacturing Company LP, Rheem Manufacturing Company, Johnson Controls International PLC, United Technologies Corporation, Honeywell International Inc., Mitsubishi Electric Corporation, Nortek Global HVAC LLC, Zamil Air Conditioners, York International Corporation, Spirax-Sarco Engineering plc, Lennox International Inc., SPX Corporation, BDR Thermea Group B.V., Viessmann Group, Babcock & Wilcox Enterprises Inc., Doosan Corporation, Weil-McLain, Greenheck Fan Corporation, AAON Inc., Cleaver-Brooks Inc., Hamon & Cie SA, Toshiba Carrier Corporation, Watsco Inc.

Western Europe was the largest region in the steam & air-conditioning supply market in 2025. The regions covered in the steam & air-conditioning supply market report are Asia-Pacific, South East Asia, Western Europe, Eastern Europe, North America, South America, Middle East, Africa. The countries covered in the steam & air-conditioning supply market report are China, India, Japan, Australia, Indonesia, South Korea, Bangladesh, Thailand, Vietnam, Malaysia, Singapore, Philippines, Hong Kong, Taiwan, New Zealand, UK, Germany, France, Italy, Spain, Austria, Belgium, Denmark, Finland, Ireland, Netherlands, Norway, Portugal, Sweden, Switzerland, Russia, Czech Republic, Poland, Romania, Ukraine, USA, Canada, Mexico, Brazil, Chile, Argentina, Colombia, Peru, Saudi Arabia, Israel, Iran, Turkey, UAE, Egypt, Nigeria, South Africa.

The steam and air conditioning supply market includes revenues earned by entities by providing electric power, natural gas, steam, hot water through a permanent infrastructure. The market value includes the value of related goods sold by the service provider or included within the service offering. Only goods and services traded between entities or sold to end consumers are included.

The market value is defined as the revenues that enterprises gain from the sale of goods and/or services within the specified market and geography through sales, grants, or donations in terms of the currency (in USD unless otherwise specified).

The revenues for a specified geography are consumption values that are revenues generated by organizations in the specified geography within the market, irrespective of where they are produced. It does not include revenues from resales along the supply chain, either further along the supply chain or as part of other products.

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