Mineral Wool Market Drive energy-efficient construction with fire-resistant, sustainable insulation materials

Mineral Wool Market Size and Forecast 2025 to 2034

The global mineral wool market size was calculated at USD 15.32 billion in 2024 and is predicted to reach around USD 24.77 billion by 2034, expanding at a CAGR of 4.92% from 2025 to 2034. The rising demand to provide the best combination of thermal, fire safety, and acoustic performance in residential, commercial, and industrial premises is increasing the adoption of the mineral wool market.

Mineral Wool Market Key Takeaways

• The global mineral wool market was valued at USD 15.32 billion in 2024.
• It is projected to reach USD 24.77 billion by 2034.
• The mineral wool market is expected to grow at a CAGR of 4.92% from 2025 to 2034.
• Asia Pacific dominated the global market with the largest market share of 43% in 2024. 
• North America is anticipated to grow at a high CAGR during the forecast period.
• By product, the mineral wool boards segment contributed the highest market share in 2024.
• By product, the mineral wool blankets segment is expected to expand at the fastest CAGR in the forecast period.  
• By fiber type, the glass wool segment held the highest market share in 2024. 
• By fiber type, the stone wool segment is anticipated to grow at the fastest CAGR from 2025 to 2034.
• By density, the low-density mineral wool segment captured the biggest market share in 2024.
• By density, the medium-density mineral wool segment is anticipated to grow at the fastest CAGR during the forecast period.
• By processing method, the wet process segment generated the major market share in 2024.
• By processing method, the dry method segment is expected to grow rapidly in the market during the forecast period.
• By application, the insulation for buildings segment registered the largest market share in 2024. 
• By application, the insulation for the industrial application segment is anticipated to grow at the fastest CAGR during the forecast period.

How is Artificial Intelligence (AI) Transforming the Mineral Wool Market?

Artificial Intelligence (AI) has the ability to transform the mineral wool market by automating production processes. Automation enhances operational efficiency and reduces labor as well as production costs. AI systems monitor production processes, identify defects, and reduce waste generation, leading to high-quality final products. In addition, AI also helps in supply chain management by optimizing inventory levels.

Asia Pacific Mineral Wool Market Size and Growth 2025 to 2034

The Asia Pacific mineral wool market size was exhibited at USD 6.59 billion in 2024 and is projected to be worth around USD 10.77 billion by 2034, growing at a CAGR of 5.03% from 2025 to 2034.

Asia Pacific dominated the mineral wool market in 2024. The dominance of the region in the market is observed due to the increasing number of construction activities happening in the region, particularly in countries such as China and India. The notable growth is perceived due to the presence of top construction companies in the region, such as Larsen & Turbo (USD 59.77 billion). The increasing development of urbanization, economic expansion, and substantial government investment are propelling the region to the top.

• China State Construction Engineering (USD 29.3 billion) and Daiwa House (USD 19.94 billion).

North America is observed to grow at the fastest rate in the mineral wool market during the forecast period. The growth of this region is expected to due to the presence of construction and insulation industries. The most common type of insulation is fiberglass, which is noticed in the United States. The construction field required insulation in the building walls, ceiling, floors, and roofs.

• The United States consists of about 27,241 businesses that are insulation contractors in the U.S. industry. 
• The U.S. holds a prominent position in the construction industry. In 2023, the total construction spending reached about USD 1.98 trillion.

Market Overview

Mineral wool is a universal and effective insulating material. It is demanding for its durability, thermal performance, and fire safety characteristics. Along with that, it is environmentally friendly as it is made from abundant and recyclable material. They are available in stone, silica, and other materials that are extremely heat resistant. The making process includes heating the material to high temperature and, once molten, spun into fibers. These fibers are then formed into the finished insulation products such as rolls, slabs, pipe sections, and loose wool or granulation. The application of mineral wool is commonly noticed on walls, floors, ceilings, roofs, attics, pipes, and ducts.

Mineral Wool Market Growth Factors

• Fire resistance: Mineral wool is non-combustible and has to ability to withstand extremely high temperatures, unlike other insulation materials. This is an ideal choice for improving the fire safety of buildings, providing occupants with more time to evacuate in case of fire, and reducing property damage to some extent.
• Soundproofing qualities: The dense and fibrous structure of mineral wool effectively dampens sound waves, reducing noise transmission between rooms and floors. It is gaining popularity in walls, ceilings, and floors, especially in joint-family, office buildings, and other noise-restricted environments such as hospitals.
• Thermal insulation: Mineral wool helps to maintain the indoor temperature by reducing heat loss in winters and heat gain in summers, it leads to an energy-efficient building while lowering the utility bills.
• Sustainability: As the mineral wools are made from abundant natural resources and contain recycled content, they are considered environmentally friendly. The production process does not consume large energy compared to other insulating materials which contributes to lowering carbon footprints.
• Longevity: The mineral wool does not degrade with time which means it does not need to be replaced. Hence, turns out to be a durable material, which creates less waste and a more sustainable building lifecycle.

Market Scope

Market Dynamics

Driver

Energy efficiency

The adoption of the mineral wool market services saves energy and reduces emissions. It acts as a heat barrier. When mineral wools are properly installed by a professional, it cost-effectively reduces heating and cooling, leading to increased overall energy efficiency and reduced carbon emissions over the lifetime of buildings. The integration of mineral wool fabricated pipe insulation reduces energy consumption, which results in conserving non-renewable fuel and reducing air pollution and greenhouse gas emissions. Moreover, it is made from natural products and waste byproducts, which helps conserve resources and eliminate waste to keep the environment clean.

Restraint

Potential concerns of health and environment

There are legitimate concerns about health risks related to the mineral wool market. While mineral wools are considered safe to handle, they consist of some potential health risks. Several studies show that inhalation of these fibers causes respiratory health effects and that the material of the fiber can irritate the skin and eyes. The spread of fiber into the body has the potential to cause long-term problems such as dermatitis, asthma, and lung cancer. Additionally, some concerns have been raised about environmental impact, particularly regarding disposal and waste management. To avoid this issue from occurring, make sure to wear protective gear during the installation of mineral wool, such as gloves, a respiratory mask, and safety goggles.

Opportunity

Counteract climate shift

The mineral wool market is expected to play a crucial role in combatting climate change in the future. This will be achieved by creating products that help to improve the environmental performance of buildings, as well as social and economic aspects. This approach to sustainability covers both handprint and footprint. The innovative manufacturers are working towards developing a product that ensures a positive impact on buildings and their occupants.

Product Insights

The mineral wool boards segment accounted for the highest share of the mineral wool market in 2024. The thickness of the mineral wool insulation board ranges from 1” to 5” thick. They are commonly used on the exterior wall where continuous insulation is required. They are widely preferred in building construction due to their natural fire- resistance, high sound absorbance, and R-value of 4.2 per inch. It is a building material used in construction to insulate walls and attic spaces. The fibers of mineral wool insulation are derived from minerals in volcanic rock and slag waste from steel production.

The mineral wool blankets segment is expected to expand at the fastest CAGR in the mineral wool market during the forecast period of 2024 to 2034. The mineral wool blanket is an insulation material made from natural or synthetic minerals such as rock wool or glass wool. It is widely used in construction and industrial applications to provide thermal and acoustic insulation. It is available in a variety of thicknesses and densities, tailored according to a specific insulation requirement. The mineral wool blanket has the best durability, fire resistance, and energy-save properties, which make it a popular choice for builders and engineers.

Application Insights 

The insulation for buildings segment registered the largest share of the mineral wool market in 2024. In commercial settings such as offices, hotels, hospitals, and educational institutes, mineral wool is installed for reliable fire protection, and sound attenuation is invaluable in these premises. In the residential setting, it is commonly observed in walls, attics, and floors to enhance fire safety and soundproofing. Homeowners prefer mineral wool for its ability to create a quitter and safer living space.

The insulation for industrial application segment is anticipated to grow at the fastest CAGR in the mineral wool market during the forecast period of 2024 to 2034. The expansion of this segment is due to the increasing demand for the application of mineral wool insulation in pipes, ducts, and equipment. The high-temperature resistance and soundproofing quality create a safe and noise-free environment for industrial facilities.

Fiber Type Insights

The glass wool segment held the highest share of the mineral wool market in 2024. The dominance of this segment is due to its light, thin, and environmentally friendly properties. Glass wool is also known as fiberglass; it has excellent thermal properties, which help save energy and lower environmental impact. The application of glass wool insulation or fiberglass has a broad utility in both residential and industrial buildings, such as household applications, train insulation, marine and offshore insulation, automotive insulation, and HVAC and air-conditioning system insulation.

• In September 2024, Knauf Insulation Romania finalized the construction of a mineral glass wool factory worth around USD 154.6 million in the central city of Tarnaveni. The plant has an annual production capacity of around 75000 tonnes of mineral glass wool.

The stone wool segment is anticipated to grow at the fastest CAGR in the mineral wool market from 2024 to 2034. The growth of this segment is observed due to its highly effective insulating properties. Stone wool is an exceptionally versatile product with a variety of contributing characteristics that make it a suitable material for the indoor environment without compromising installation ease and performance. Stone wool is commonly used for insulation and fire protection; therefore, it is ideal for industrial use because of its high-temperature resistance and non-combustibility.

• In August 2024, Rockwool Group invested INR 550 crore to build a new factory in Cheyyar to meet the increasing demand for non-combustible stone wool insulation in the South Asia market.

Density Insights

The low-density mineral wool segment stood dominant in the global mineral wool market in 2024. The dominance of this segment is experienced due to its lightweight and adequate thermal insulation characteristics that are suitable for residential and commercial buildings. Commonly used material is glass mineral wool, which offers great performance and energy efficiency.

The medium-density mineral wool segment is anticipated to grow at the fastest CAGR in the mineral wool market during the forecast period of 2024 to 2034. The segment deals with the increasing requirement for industrial and construction fields. The fibrous structure has a medium density ranging from 40 to 100 kg/m2, this is an ideal material for acoustic insulation with a great ability to absorb airborne and impact noise.

Processing Method Insights

The wet process segment held the highest share of the mineral wool market in 2024. The wet processing method of mineral wool consists of melting, fiberization, curing, cutting, and packaging. The natural materials are precisely measured such as basalt, diabase dolomite sand, limestone, and soda ash are sent to a melting furnace. The primary raw materials are derived from internal production, external construction, and installation cut-offs. Secondary raw materials require less energy and are a natural incentive for recycling.

The dry method segment is anticipated to register the fastest growth in the mineral wool market during the forecast period of 2024 to 2034. In the dry processing method, the melt flows from the furnace and is applied to the spinning wheels, from which the fibers are drawn with a powerful air stream that blows into the shipping chamber. This process consumes less energy and results in a coarser fiber structure.

Mineral Wool Market Companies

• ROCKWOOL International
• Knauf Insulation
• Sheth Insulation Pvt Ltd
• John Manville
• Owens Corning
• A.M. INDUSTRIES
• Saint-Gobain
• Luyang Energy-Saving Materials Co., Ltd
• Shandong Wiskind Architectural Steel Co., Ltd
• Panelcok
• China Iking Industrial Group Co., Ltd
• Bredeco
• Polybond Insulation Private Limited

Latest Announcements by Industry Leaders

• In May 2024, Will Wigfield, Product Manager HVAC & Fire Protection at ROCKWOOL, said: “Fire Barrier EN will replace our existing fire barrier products. With the two options now available, we are underlining our commitment to ensuring that ROCKWOOL products are tested to EN standards wherever possible while simplifying specifications by streamlining the range. Depending on the application and fixing method, Fire Barrier EN offers fire resistance of up to two hours.”
• In May 2024, Neil Hargreaves, Knauf Insulation’s managing director for Northern Europe, said: “The investment represents a step change in the capacity, capability, and sustainability of our UK rock mineral wool solutions, while significantly contributing towards Knauf Group’s ambitious sustainability goals.”

Segments Covered in the Report

By Product

• Mineral Wool Blankets
• Mineral Wool Boards
• Mineral Wool Rolls
• Mineral Wool Loose Fills

By Application

• Insulation For Buildings
• Insulation For Industrial Applications
• Acoustic Insulation
• Fire Protection

By Fiber Type

• Glass Wool
• Stone Wool
• Slag Wool

By Density

• Low-Density Mineral Wool
• Medium-Density Mineral Wool
• High-Density Mineral Wool

By Processing Method

• Wet Process Mineral Wool
• Dry Process Mineral Wool

By Geography

• North America
• Asia Pacific
• Europe
• Latin America
• Middle East and Africa