Top Thermal Insulation Manufacturers in Spain

Spain’s thermal insulation industry continues to expand in 2026 as stricter energy efficiency regulations, sustainable construction practices, and industrial modernization drive demand for high-performance insulation solutions. Thermal insulation has become a critical component in reducing energy consumption, lowering carbon emissions, improving indoor comfort, and enhancing the efficiency of industrial processes. Growing investments in renewable energy projects, commercial buildings, residential developments, HVAC systems, and manufacturing facilities are further accelerating the adoption of advanced insulation materials across the country.

Manufacturers are responding by developing innovative insulation products that offer improved thermal performance, fire resistance, moisture protection, and environmental sustainability. Many companies are also investing in automated production technologies, recyclable materials, and research initiatives to meet evolving European building standards and customer requirements.

This guide ranks the Top 10 Thermal Insulation Manufacturers in Spain (2026) based on product quality, manufacturing capabilities, engineering expertise, certifications, innovation, sustainability, and overall market reputation. Whether you are an architect, contractor, EPC company, facility manager, or procurement professional, this list highlights some of Spain’s most trusted thermal insulation manufacturers.

Thermal insulation is designed to reduce heat transfer between environments, helping maintain stable temperatures while improving energy efficiency and reducing operating costs. By limiting unwanted heat loss during winter and heat gain during summer, insulation contributes to lower energy consumption, greater occupant comfort, improved fire safety, and enhanced overall building performance. In industrial facilities, thermal insulation also protects equipment, improves process efficiency, and helps maintain safe operating conditions.

Modern insulation systems are available in a wide range of materials to suit different applications. Mineral wool, rock wool, and glass wool provide excellent thermal and acoustic insulation while offering high fire resistance. Ceramic fiber is commonly used in high-temperature industrial equipment such as furnaces and kilns. Elastomeric foam insulation is widely used for HVAC and refrigeration systems because of its flexibility and moisture resistance. Other commonly used materials include polyurethane (PU), polyisocyanurate (PIR), expanded polystyrene (EPS), extruded polystyrene (XPS), fiberglass, and PTFE-based insulation products for specialized industrial and chemical applications.

Thermal insulation products are used extensively across residential buildings, commercial construction, industrial plants, petrochemical facilities, marine vessels, HVAC systems, power generation plants, renewable energy projects, and manufacturing industries. As Spain continues to focus on energy-efficient buildings and sustainable industrial development, demand for advanced insulation solutions is expected to remain strong throughout 2026.

How This List Was Created

This ranking was developed through a comprehensive evaluation of Spain’s leading thermal insulation manufacturers using multiple performance and quality criteria.

Manufacturing capacity and product portfolio were key considerations, with preference given to companies offering a broad range of insulation materials for residential, commercial, and industrial applications. Manufacturers producing mineral wool, rock wool, glass wool, elastomeric insulation, polyurethane, PIR, EPS, XPS, ceramic fiber, fiberglass, and related insulation products received higher evaluations.

Quality certifications were also considered, including compliance with ISO 9001, ISO 14001, CE marking, and applicable European EN standards, reflecting strong quality management and regulatory compliance.

Additional ranking factors included engineering expertise, sustainability initiatives, export capabilities, OEM manufacturing services, investment in research and development, customer reputation, technical support, and innovation in insulation technologies. Companies demonstrating environmentally responsible manufacturing practices and energy-efficient product development were given additional consideration.

Research for this guide was conducted using official company websites, engineering publications, industrial directories, technical product documentation, and insulation industry resources to ensure a balanced and reliable comparison.

Comparison Table of the Top 10 Thermal Insulation Manufacturers in Spain

Selecting the right insulation manufacturer involves evaluating product quality, technical expertise, certifications, manufacturing capabilities, and long-term support. Comparing these factors helps buyers identify suppliers that best match their project requirements.

The table below provides a quick comparison of the Top 10 Thermal Insulation Manufacturers in Spain (2026), allowing architects, engineers, contractors, and procurement teams to review leading manufacturers before exploring their detailed company profiles.

Manufacturer Comparison Table

Top 10 Thermal Insulation Manufacturers in Spain (2026)

The companies featured in this guide are among Spain’s leading thermal insulation manufacturers, recognized for their high-quality products, engineering expertise, manufacturing capabilities, and commitment to innovation. Each company profile includes a concise overview, key facts, official website, LinkedIn profile, and manufacturer-specific FAQs to help architects, engineers, contractors, and industrial buyers compare suppliers and select the right insulation partner for projects in 2026.

1. URSA Ibérica

URSA Ibérica is one of Spain’s leading manufacturers of thermal and acoustic insulation solutions. As part of the international URSA Group, the company produces glass mineral wool and extruded polystyrene (XPS) insulation for residential, commercial, and industrial applications. Its products are designed to improve energy efficiency, indoor comfort, and fire performance while supporting sustainable construction. With modern manufacturing facilities and a strong focus on innovation, URSA serves customers across Spain and international markets, offering insulation solutions for buildings, HVAC systems, and industrial installations.

Facts About URSA Ibérica

• Headquarters: Madrid, Spain
• Founded: 2002
• Manufacturing facilities in Spain and across Europe
• Produces glass mineral wool and XPS insulation products
• Certified to ISO 9001 and CE standards
• Strong commitment to sustainable manufacturing and recyclable materials
• Serves residential, commercial, industrial, and HVAC sectors
• Exports products to numerous international markets

Website & Social Media

Official Website: Available

LinkedIn: Available

FAQs About URSA Ibérica

What insulation products does URSA manufacture?

URSA manufactures glass mineral wool, XPS insulation, and acoustic insulation products.

Does URSA produce XPS insulation?

Yes. URSA offers extruded polystyrene (XPS) insulation for walls, roofs, and flooring applications.

Which industries use URSA insulation solutions?

Its products are widely used in residential construction, commercial buildings, HVAC systems, and industrial facilities.

2. ROCKWOOL Peninsular

ROCKWOOL Peninsular specializes in stone wool insulation designed for thermal efficiency, fire protection, and acoustic performance. As part of the global ROCKWOOL Group, the company supplies insulation products for buildings, industrial facilities, HVAC systems, and infrastructure projects. Its stone wool insulation is non-combustible, durable, and recyclable, making it a preferred choice for projects requiring high fire resistance and long-term performance. The company also promotes sustainable manufacturing practices and energy-efficient building solutions.

Facts About ROCKWOOL Peninsular

• Headquarters: Caparroso, Navarra, Spain
• Part of the global ROCKWOOL Group
• Manufactures stone wool insulation products
• Certified to ISO 9001 and CE standards
• Serves construction, industrial, energy, and HVAC sectors
• Modern manufacturing facilities in Spain
• Focus on recyclable and sustainable insulation materials
• Supports energy-efficient building initiatives

Website & Social Media

Official Website: Available

LinkedIn: Available

FAQs About ROCKWOOL Peninsular

What insulation products does ROCKWOOL Peninsular manufacture?

The company manufactures stone wool insulation for thermal, acoustic, and fire protection applications.

Are ROCKWOOL products fire-resistant?

Yes. Stone wool insulation is naturally non-combustible and provides excellent fire resistance.

Which industries use ROCKWOOL insulation?

Its products are used in construction, industrial facilities, power plants, HVAC systems, and infrastructure projects.

3. ISOVER España (Saint-Gobain)

ISOVER España, part of the Saint-Gobain Group, is a leading manufacturer of fiberglass insulation and mineral wool products. The company develops sustainable insulation solutions that improve thermal efficiency, acoustic comfort, and fire safety in buildings and industrial facilities. ISOVER’s product range supports energy-efficient construction while helping customers comply with European building regulations. Through continuous innovation and advanced manufacturing, the company serves residential, commercial, industrial, and infrastructure markets throughout Spain.

Facts About ISOVER España

• Headquarters: Madrid, Spain
• Part of the Saint-Gobain Group
• Manufactures fiberglass and mineral wool insulation
• Certified to ISO 9001, ISO 14001, and CE standards
• Advanced manufacturing facilities in Spain
• Strong sustainability and recycling initiatives
• Serves residential, commercial, industrial, and HVAC sectors
• Focus on energy-efficient building solutions

Website & Social Media

Official Website: Available

LinkedIn: Available

FAQs About ISOVER España

What insulation products does ISOVER manufacture?

ISOVER produces fiberglass insulation, mineral wool, and acoustic insulation products.

Do ISOVER products improve thermal performance?

Yes. They are designed to reduce heat transfer and improve overall building energy efficiency.

Where are ISOVER insulation products commonly used?

They are widely used in homes, commercial buildings, industrial facilities, and HVAC systems.

4. Danosa

Danosa is a well-established Spanish manufacturer of thermal insulation boards, waterproofing systems, and acoustic insulation products. The company supplies innovative building materials that improve energy efficiency, moisture protection, and indoor comfort. Its insulation solutions are used in roofs, walls, floors, foundations, and industrial facilities, making Danosa a trusted supplier for construction and infrastructure projects. Continuous investment in research and engineering enables the company to develop sustainable insulation products that meet European performance standards.

Facts About Danosa

• Headquarters: Madrid, Spain
• Founded: 1964
• Manufactures thermal, acoustic, and waterproofing products
• Multiple manufacturing facilities in Spain and abroad
• Certified to ISO 9001 and ISO 14001 standards
• Serves construction, industrial, and infrastructure sectors
• Strong investment in product innovation
• Supports sustainable building practices

Website & Social Media

Official Website: Available

LinkedIn: Available

FAQs About Danosa

What insulation materials does Danosa manufacture?

Danosa manufactures thermal insulation boards, acoustic insulation, and waterproofing systems.

Are Danosa products suitable for building projects?

Yes. They are widely used in residential, commercial, and industrial construction.

Does Danosa supply insulation for industrial applications?

Yes. The company provides insulation solutions for industrial buildings and infrastructure projects.

5. Soprema Iberia

Soprema Iberia is a leading supplier of thermal insulation systems, waterproofing membranes, and building envelope solutions. As part of the international Soprema Group, the company offers PIR insulation, roofing insulation, and sustainable construction materials for residential, commercial, and industrial projects. Its products are designed to improve energy efficiency, moisture protection, and long-term building performance. Soprema also invests heavily in research, recycling initiatives, and environmentally responsible manufacturing to support sustainable construction across Spain.

Facts About Soprema Iberia

• Headquarters: Castellbisbal, Barcelona, Spain
• Part of the global Soprema Group
• Manufactures PIR insulation and waterproofing systems
• Certified to ISO 9001 and CE standards
• Strong focus on sustainability and recycled materials
• Serves construction, industrial, and infrastructure sectors
• Continuous investment in product innovation
• International manufacturing and distribution network

Website & Social Media

Official Website: Available

LinkedIn: Available

FAQs About Soprema Iberia

What insulation products does Soprema Iberia manufacture?

The company manufactures PIR insulation, thermal insulation systems, and waterproofing membranes.

Does Soprema offer building envelope solutions?

Yes. Soprema provides complete solutions for roofing, waterproofing, and thermal insulation.

Which industries use Soprema insulation products?

Its products are widely used in residential, commercial, industrial, and infrastructure projects.

6. Knauf Insulation Iberia

Knauf Insulation Iberia is a leading manufacturer of glass mineral wool and rock mineral wool insulation products for residential, commercial, and industrial applications. As part of the global Knauf Insulation Group, the company develops energy-efficient insulation solutions that improve thermal performance, acoustic comfort, and fire safety. Its product portfolio supports sustainable construction and industrial energy conservation while meeting European building standards. With advanced manufacturing capabilities and continuous product innovation, Knauf serves customers across Spain and international markets.

Facts About Knauf Insulation Iberia

• Headquarters: Madrid, Spain
• Part of the global Knauf Insulation Group
• Manufactures glass mineral wool and rock mineral wool insulation
• Certified to ISO 9001, ISO 14001, and CE standards
• Advanced manufacturing facilities and quality control systems
• Serves residential, commercial, industrial, and HVAC sectors
• Strong focus on sustainable and energy-efficient building solutions
• International distribution network

Website & Social Media

Official Website: Available

LinkedIn: Available

FAQs About Knauf Insulation Iberia

What insulation products does Knauf Insulation Iberia manufacture?

The company manufactures glass mineral wool, rock mineral wool, and industrial insulation products.

Are Knauf insulation products suitable for sustainable construction?

Yes. They are designed to improve energy efficiency and support environmentally responsible building projects.

Which industries use Knauf insulation solutions?

Its products are widely used in residential, commercial, industrial, and HVAC applications.

7. Chova

Chova is a well-established Spanish manufacturer of thermal insulation, acoustic insulation, waterproofing systems, and roofing solutions. The company offers a comprehensive range of products designed to improve energy efficiency, sound insulation, and moisture protection in residential, commercial, and industrial buildings. Chova combines decades of manufacturing experience with continuous innovation to develop reliable construction materials that comply with modern building standards. Its solutions are widely used in new construction and renovation projects throughout Spain.

Facts About Chova

• Headquarters: Valencia, Spain
• Founded in 1932
• Manufactures thermal insulation, acoustic insulation, and waterproofing products
• Modern manufacturing facilities across Spain
• Certified to ISO 9001 standards
• Serves construction, commercial, industrial, and infrastructure sectors
• Strong investment in product development
• Nationwide distribution network

Website & Social Media

Official Website: Available

LinkedIn: Available

FAQs About Chova

What insulation products does Chova manufacture?

Chova produces thermal insulation, acoustic insulation, roofing, and waterproofing systems.

Do Chova products provide acoustic insulation?

Yes. The company offers insulation materials designed to reduce airborne and impact noise.

Where are Chova insulation products commonly used?

They are widely used in residential, commercial, industrial, and infrastructure construction projects.

8. Aislamientos Arellano

Aislamientos Arellano specializes in industrial insulation solutions for manufacturing plants, power facilities, petrochemical operations, and process industries. The company provides customized thermal insulation systems designed to improve energy efficiency, reduce heat loss, and protect industrial equipment. Along with supplying insulation materials, Aislamientos Arellano offers engineering support, installation services, and project-specific solutions for demanding industrial environments. Its technical expertise and commitment to quality have earned it a strong reputation in Spain’s industrial insulation sector.

Facts About Aislamientos Arellano

• Headquarters: Navarra, Spain
• Specializes in industrial thermal insulation systems
• Provides customized insulation engineering services
• Supplies insulation for industrial and energy facilities
• Operates under recognized quality management standards
• Serves petrochemical, power generation, manufacturing, and process industries
• Experienced in large industrial projects
• Offers technical support and installation services

Website & Social Media

Official Website: Available

LinkedIn: Available

FAQs About Aislamientos Arellano

What products does Aislamientos Arellano offer?

The company supplies industrial thermal insulation materials and complete insulation systems.

Does Aislamientos Arellano provide customized insulation solutions?

Yes. It develops insulation systems tailored to specific industrial processes and equipment.

Which industries use Aislamientos Arellano’s services?

Its solutions are used in petrochemical plants, power stations, manufacturing facilities, and other industrial sectors.

9. Texsa Systems

Texsa Systems is a Spanish manufacturer of thermal insulation materials, waterproofing products, and construction systems for residential, commercial, and industrial projects. The company develops insulation solutions that improve building energy efficiency, moisture protection, and long-term durability. Its product portfolio includes insulation boards, waterproofing membranes, and roofing systems designed to meet modern construction requirements. Through continuous innovation and engineering expertise, Texsa Systems serves customers across Spain and international markets.

Facts About Texsa Systems

• Headquarters: Barcelona, Spain
• Founded in 1954
• Manufactures thermal insulation and waterproofing products
• Multiple manufacturing facilities in Europe
• Certified to ISO 9001 and CE standards
• Serves construction, infrastructure, and industrial sectors
• Focus on sustainable building technologies
• Strong engineering and technical support

Website & Social Media

Official Website: Available

LinkedIn: Available

FAQs About Texsa Systems

What insulation products does Texsa Systems manufacture?

Texsa manufactures thermal insulation materials, insulation boards, waterproofing membranes, and roofing systems.

Does Texsa supply roofing insulation solutions?

Yes. The company offers insulation products specifically designed for roofing and building envelope applications.

Which industries use Texsa Systems products?

Its products are widely used in residential, commercial, industrial, and infrastructure construction projects.

10. Fassa Bortolo España

Fassa Bortolo España is a leading supplier of thermal insulation systems, façade insulation solutions, and construction materials for residential, commercial, and industrial projects. As part of the internationally recognized Fassa Bortolo Group, the company offers high-performance insulation products that improve energy efficiency, building durability, and occupant comfort. Its solutions are widely used in external thermal insulation composite systems (ETICS), façade renovation, and new construction projects. With a strong commitment to sustainability, product innovation, and manufacturing excellence, Fassa Bortolo supports architects, contractors, and developers across Spain through advanced insulation technologies and technical expertise.

Facts About Fassa Bortolo España

• Headquarters: Barcelona, Spain
• Part of the Fassa Bortolo Group
• Manufactures thermal insulation systems and façade solutions
• Multiple manufacturing facilities across Europe
• Certified to ISO 9001 and CE standards
• Serves residential, commercial, industrial, and infrastructure sectors
• Strong focus on sustainable construction materials
• Continuous investment in product innovation and technical development

Website & Social Media

Official Website: Available

LinkedIn: Available

FAQs About Fassa Bortolo España

What thermal insulation systems does Fassa Bortolo offer?

The company offers façade insulation systems, ETICS solutions, insulation boards, and energy-efficient building materials.

Are Fassa Bortolo products suitable for façade applications?

Yes. Its façade insulation systems are widely used in residential, commercial, and renovation projects.

Which construction products does Fassa Bortolo manufacture?

The company manufactures insulation systems, façade solutions, plasters, mortars, and other building materials for modern construction projects.

Thermal Insulation Industry Trends in Spain (2026)

Spain’s thermal insulation industry is being shaped by the transition toward nearly zero-energy buildings (NZEB) and stricter European Union energy efficiency regulations. Manufacturers are increasingly developing sustainable insulation materials, including recycled and low-carbon products, to meet environmental targets and green building requirements.

Demand for fire-resistant insulation continues to grow in both residential and industrial projects, while smart buildings are driving the adoption of advanced insulation systems that improve overall energy management. Industrial facilities are investing in high-performance insulation to reduce energy consumption and operating costs.

Other major trends include the expansion of renewable energy projects, increased use of advanced insulation technologies, and greater emphasis on environmentally friendly manufacturing processes that reduce waste, emissions, and resource consumption.

Conclusion

Thermal insulation plays a critical role in improving energy efficiency, enhancing fire safety, reducing operating costs, and supporting sustainable construction across Spain’s residential, commercial, and industrial sectors. As energy regulations become more stringent and demand for high-performance buildings continues to grow, advanced insulation solutions are becoming increasingly important.

The manufacturers featured in this guide including URSA Ibérica, ROCKWOOL Peninsular, ISOVER España, Danosa, Soprema Iberia, Knauf Insulation Iberia, Chova, Aislamientos Arellano, Texsa Systems, and Fassa Bortolo España are recognized for their expertise in thermal and acoustic insulation, sustainable building materials, industrial insulation technologies, PTFE-based specialty products, engineering innovation, and customer support. By evaluating factors such as product quality, certifications, technical capabilities, sustainability practices, and project experience, buyers can confidently select the right thermal insulation supplier for construction and industrial projects in Spain in 2026.

Frequently Asked Questions About PTFE Manufacturers in 2026

PTFE is used in specialized thermal insulation applications because of its outstanding chemical resistance, thermal stability, electrical insulation properties, low friction, and long-term durability in harsh industrial environments. These characteristics make PTFE-based insulation products suitable for demanding process industries and high-performance engineering applications.

What is thermal insulation?

Thermal insulation reduces heat transfer between environments, helping improve energy efficiency, lower operating costs, maintain comfortable temperatures, and enhance safety in buildings and industrial systems.

What materials are commonly used for thermal insulation?

Common materials include mineral wool, rock wool, glass wool, ceramic fiber, polyurethane (PU), PIR, EPS, XPS, fiberglass, elastomeric foam, and PTFE-based insulation materials.

Why is PTFE used in specialized thermal insulation applications?

PTFE offers excellent high-temperature resistance, chemical compatibility, electrical insulation, low friction, and long service life, making it suitable for corrosive and demanding industrial environments.

Which industries use thermal insulation in 2026?

Thermal insulation is widely used in construction, petrochemicals, oil & gas, power generation, marine, pharmaceuticals, food processing, HVAC, manufacturing, and renewable energy industries.

What is the difference between rock wool and glass wool insulation?

Rock wool provides superior fire resistance and high-temperature performance, while glass wool is lighter and offers excellent thermal and acoustic insulation for buildings and HVAC systems.

How long does thermal insulation typically last?

Depending on the material, installation quality, operating conditions, and maintenance, thermal insulation can typically last 20 to 40 years or more.

What certifications should buyers look for when selecting a thermal insulation manufacturer?

Buyers should look for ISO 9001, ISO 14001, CE marking, compliance with relevant EN standards, ASTM certifications, and recognized fire performance certifications.

What are the advantages of PTFE insulation products?

Compared with conventional insulation materials, PTFE provides better chemical resistance, wider temperature capability, superior electrical insulation, lower maintenance requirements, and excellent long-term durability.

Why is demand for thermal insulation growing in Spain in 2026?

Growth is driven by stricter EU energy efficiency requirements, sustainable construction initiatives, industrial modernization, renewable energy investments, and ongoing infrastructure development.

How do I choose the best thermal insulation manufacturer?

Choose a manufacturer with strong product quality, recognized certifications, engineering expertise, customization capabilities, sustainable manufacturing practices, reliable production capacity, technical support, competitive pricing, and dependable delivery performance.