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IC News - Don't miss any Industry Trends

106 Million Square Meters of Underfloor Heating Warm Up Europe

Vienna, October 2025 Despite a cooling housing market, Europes underfloor heating (UFH) industry continues to heat up. In 2024, more than 106 million square meters of UFH systems were sold across Europes top 13 markets, which represents a fall of 8.2% compared to the previous year. While short-term sales were impacted by the construction downturn, long-term growth remains intact. Policies such as the European Green Deal and the shift toward low-emission, energy-efficient buildings continue to support the market. The residential segment is expected to slightly lose share to non-residential applications, as the latest study by InterConnection Consulting shows.

 

Germany Still Leads Poland and the UK Catch Up

 

Germany remains Europe’s largest UFH market, accounting for nearly 20% of total sales, but is facing the steepest decline due to the ongoing housing crisis. In contrast, Poland and Great Britain are gaining market shares. Poland’s expansion is fueled by new construction, while the UK market is driven by renovation projects. Poland is even set to overtake France as the continent’s second-largest market.

 

Hydronic Systems Dominate, Electric Gains in Select Regions

 

Hydronic (water-based) UFH systems dominate Europe with an 87.4% share, but regional variations remain strong. Electric systems are most popular in Poland with a market share of 26.8%, followed by France, Great Britain, and Czechia. In contrast, Italy, Spain, Belgium, and the Netherlands are almost entirely hydronic markets. Hydronic systems’ ability to provide both heating and cooling gives them an advantage, especially in southern climates. As subsidy programs across Europe mainly target heat pump installations, UFH systems benefit indirectly. Consequently, no major shift between hydronic and electric systems is expected in the coming years.

 

Top 10 Players Control 41% of the Market

 

The Top 10 system producers account for 41.2% of total market turnover, with the remainder split among numerous component and regional suppliers. Leading European players include Danfoss, Kermi, LK Pex, Oventrop, Purmo, Rehau, Roth, Uponor, Wavin, and Zewotherm. Notable regional brands include ALB Sistemas and Polytherm in Spain, RWC and Polypipe in the UK, and Therminon and Magnum Heating in the Netherlands. Key component suppliers include Bachl, Hirsch, and Recticel Insulation for insulation materials.

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Global Window Market Shows Early Signs of Stabilization

After a challenging year for the construction industry, the global window market is showing the first signs of recovery. In 2024, total market volume reached 448.8 million window units, marking a decline of 1.1%, while manufacturers’ revenues fell by 1.7% to €81.1 billion. The outlook for 2025 is cautiously optimistic: market volume is expected to grow by 1.9% to 457.5 million units. However, this would still leave the market slightly below the 2022 level, according to a new study conducted by Interconnection Consulting.

High Interest Rates and Geopolitical Tensions Slow Recovery

Global recovery remains muted, held back by elevated construction interest rates, geopolitical uncertainty, and the U.S. trade policies under Donald Trump. In Central and Eastern Europe (CEE), market volumes dropped by 6.2% in 2024 to 13.4 million units, following an even sharper decline of 11.2% in 2023. Poland was among the hardest hit (–8.6%), followed by the Czech Republic–Slovakia region (–8.0%). Persistently high borrowing costs, rising construction expenses, and the ongoing Ukraine conflict continue to dampen both investor confidence and demand. A further contraction is anticipated for 2025. Western Europe faced a similarly difficult environment. High financing costs and surging energy prices drove an 8.0% decline in 2023 (to 63.6 million units) and a further 6.0% fall in 2024 (to 59.8 million units). No clear turnaround is expected before 2026. By contrast, the combined U.S. and Canadian window market performed comparatively well, growing by 2.9% in 2024. However, growth is expected to slow in 2025.

Asia on the Rise

While construction activity in Western and Eastern Europe weakened significantly in 2023 and 2024, window markets in Asia recorded robust growth. India (+6.2% by volume) and Southeast Asia (+5.9%) were among the world’s fastest-growing window markets in 2024. In India, rapid urbanization, rising incomes, and targeted government housing programs are driving residential construction. A major catalyst is the “Pradhan Mantri Awas Yojana” (PMAY) initiative launched in 2015, which aims to provide “Housing for All”, enabling millions of people to own their homes. In contrast, the Chinese window market stagnated in 2024, mainly due to waning investor and consumer confidence. Contributing factors include declining new-home rental prices, high debt levels among property developers, and stricter government regulations on borrowing. An interest rate cut by the People’s Bank of China in early January 2025 is expected to stimulate construction activity in the second half of the year. However, investor confidence may remain fragile amid ongoing trade tensions between the U.S. and China, explains Laszlo Barla, the author of the study.

Metal and PVC Dominate the Global Market

Metal windows, with 194.4 million units in 2024, represent the largest product segment, followed by PVC windows with 182.7 million units. Wooden windows account for 54.3 million units worldwide, while hybrid combinations (wood/aluminum or PVC/aluminum) and other window types (such as fiberglass windows in the U.S. and Canada) together total 17.4 million units. Metal windows slightly increased their market share, as non-residential construction outperformed the residential segment in several regions. Additionally, markets with a high share of metal windows—particularly in Asia—grew more strongly than regions dominated by PVC, such as the CIS countries, the Middle East, and CEE.

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Admonter

At the IC Impulsworkhop "Sales Optimization" we appreciate not only the practical relevance, but also the eloquent language and the perfect rhetoric. The most important benefit for our company was the sales pipeline. Adrian Capellarie (Head of Sales Admonter Holzindustrie)

Deutscher Holzfertigbau Verband

Interconnection provides us with the prefabricated house study a plausible and veritable data basis for the analysis of the actual situation in the prefabricated house market and beyond for the assessment of the future market development. We are happy to use this interpreted data for our lobbying and everyday work.

Thomas Schäfer (Managing Director, Deutscher Holzfertigbau-Verband)

ELK

The prefabricated housing study by Interconnection Consulting shows a real picture of the actual market situation and forms a valuable basis for our strategic decisions.

Gerhard Schuller (CFO ELK)

Epson

EPSON is satisfied with the Interconnection's way of communication with the market and with clients. EPSON is also appriciate the Interconnection's continuous work trying to aim the report to be at the higher level. As a result, EPSON rely on Interconnection data, for the market of POS Printers and Systems.

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I appreciate on the forum "Impulsworkshop Vertriebsoptimierung" the practical relevance of Peter Berger linked with his practical examples. I also liked the sovereign presentation style. The most important benefit was for me, on the one hand refresh of methods and also the sales management tools that were shown. Ing. Dietmar Hammer (Head of Product Management Gaulhofer)

Kontron

The most important benefit of the Impulsworkshop "sales optimization" was in my view the procedure of the definition of strengths and the entire sales process. Mr. Berger is very competent and professional. Fabian Freund (Sales Manager, Kontron Austria)

Österreichs Personaldienstleister

The sales management tool "Jobs Intelligence Austria" has become indispensable for many Austrian temporary staffing providers for fast and correct strategic management decisions as well as a daily support tool for hot leads for the sales team. Interconnection Consulting has consider individually to all user needs during development process and also convinces with fast response times during operation.

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Saint Gobain

Long experience and deep understanding of the construciton industry markets make up the quality of the IC studies. Interconnection Consulting is a constant companion concerning the assessment of markets and helpful for decision-making.

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Salamander

Interconnection Consulting reports deliver a worthfull external perspective and are so a good contrast with regards to our internal market point of views.

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Scandinavian Business Seating

The IC Report gives a very good overview of the Western European office furniture market, in a well-structured way. The data is helpful to better understand the market developments and drivers.

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Schneider Electric

Under a short time constraint, Interconnection was able to deliver an outstanding study that exceeded my expectation in terms of quality and market breadth. I highly recommend Interconnection to anyone in need of market research.

Jeff Canterberry (Director of Strategy and M&A, Schneider Electric)

Sodexo

When developing new market strategies, Interconnection is a trusted source we always come back to. Christian Frey (Marketing Manager CS DACH)

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