Thermal Insulation Foamed Polystyrene Market Global Report 2026

The thermal insulation foamed polystyrene market size has grown strongly in recent years. It will grow from $10.68 billion in 2025 to $11.41 billion in 2026 at a compound annual growth rate (CAGR) of 6.8%. The growth in the historic period can be attributed to increasing construction activities worldwide, rising demand for energy-efficient buildings, growing adoption of lightweight insulation materials, increasing need for temperature-controlled storage solutions, and rising use of thermal insulation in industrial applications.

The thermal insulation foamed polystyrene market size is expected to see strong growth in the next few years. It will grow to $14.63 billion in 2030 at a compound annual growth rate (CAGR) of 6.4%. The growth in the forecast period can be attributed to increasing demand for sustainable insulation alternatives, growing adoption of high-performance foam insulation products, rising investments in green building infrastructure, expanding cold chain and refrigeration networks, and increasing focus on reducing energy consumption in buildings. Major trends in the forecast period include increasing demand for energy-efficient thermal insulation materials, growing adoption of lightweight insulation solutions in construction, rising preference for moisture-resistant insulation products, increasing focus on improved building thermal performance, and growing use of advanced foam insulation materials.

The growing demand for energy-efficient buildings is expected to propel the growth of the thermal insulation foamed polystyrene market in the coming years. Energy-efficient buildings are structures designed to minimize energy consumption while maintaining comfortable indoor environments through the use of advanced building materials, insulation systems, and energy-saving technologies. Energy-efficient buildings are increasing due to rising energy costs, as building owners seek to lower heating and cooling expenses. Thermal insulation foamed polystyrene supports energy-efficient buildings by reducing heat transfer, enhancing thermal performance, and lowering heating and cooling energy requirements. For instance, in May 2024, according to the U.S. Environmental Protection Agency, a US-based federal government agency responsible for environmental protection, the number of commercial buildings that earned ENERGY STAR certification increased from more than 7,000 in 2022 to more than 8,800 in 2023, reflecting an increase of approximately 1,800 buildings. Therefore, the growing demand for energy-efficient buildings is driving the growth of the thermal-insulation foamed polystyrene market.

Major companies operating in the thermal insulation foamed polystyrene market are focusing on developing advanced lightweight foam insulation materials, such as recycled expanded polystyrene insulation, to enhance thermal performance and support circular construction practices. Recycled expanded polystyrene insulation is a rigid foam insulation material produced using recycled polystyrene while maintaining high thermal efficiency, compressive strength, and durability. For instance, in December 2024, HIRSCH Isolation, a France-based insulation manufacturer, launched the EPS Insulation Range Without Virgin Material to enhance sustainability and circularity in thermal insulation. The solution reduces dependence on virgin raw materials and lowers the environmental footprint of expanded polystyrene (EPS) insulation production by incorporating recycled EPS material. It promotes the use of recycled expanded polystyrene without compromising insulation performance or product quality. The insulation panels provide the same thermal performance and ease of installation as conventional EPS products while reducing the product's carbon footprint by approximately 50%. This supports more sustainable and energy-efficient building construction.

In February 2025, Carlisle Companies Incorporated, a US-based manufacturer of building envelope products and solutions, acquired ThermaFoam LLC for an undisclosed amount. Through this acquisition, Carlisle Companies Incorporated aims to strengthen its expanded polystyrene (EPS) insulation business, expand its geographic presence across Texas and the South Central United States, and enhance its capabilities in serving commercial, residential, and infrastructure construction markets. ThermaFoam LLC is a US-based manufacturer of expanded polystyrene (EPS) insulation products for commercial, residential, and infrastructure construction applications.

Major companies operating in the thermal insulation foamed polystyrene market are BASF SE, Compagnie de Saint-Gobain S.A., DuPont de Nemours Inc., Kingspan Group plc, Owens Corning, Carlisle Companies Incorporated, SOPREMA SAS, Ravago Group / Ravago Manufacturing, Synthos S.A., BEWi ASA, Knauf Group / Knauf Industries SAS, Atlas Roofing Corporation, JSP Corporation, Swisspor AG, KARL BACHL Kunststoffverarbeitung (BACHL), Austrotherm GmbH, HIRSCH Servo AG, FIBRAN S.A., Sunpor Kunststoff GmbH.

Asia-Pacific was the dominant region in the thermal insulation foamed polystyrene market in 2025. Asia-Pacific is expected to be the rapidly growing region in the forecast period. The regions covered in the thermal insulation foamed polystyrene market report are Asia-Pacific, South East Asia, Western Europe, Eastern Europe, North America, South America, Middle East, Africa.

The countries covered in the thermal insulation foamed polystyrene market report are Australia, Brazil, China, France, Germany, India, Indonesia, Japan, Taiwan, Russia, South Korea, UK, USA, Canada, Italy, Spain.

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