What ROCKWOOL Danmark does

ROCKWOOL Danmark A/S is the Danish operating subsidiary of the ROCKWOOL Group, headquartered in Hedehusene, Denmark. The company manufactures and sells stone wool insulation products derived from melted and spun volcanic rock, serving residential and commercial construction applications including roofs, walls, floors, facades, and HVAC/pipe systems. Its product portfolio spans flexible batts (Flexibatts), rigid boards (Pladebatts, Facadebatts), loose-fill granulates (Granulate Pro, Granulate Multi, Rockorbit), facade systems (REDAir Multi/Flex/Link), pipe insulation (Universal Rørskål, Lamelmåtte), and roof accessories (ROCKWOOL Feet), supported by the Rockcycle take-back recycling scheme, a Digital Documentation Assistant, and a free Energy Screening Tool.

The company operates a hybrid go-to-market model combining direct enterprise field sales, a professional contractor and design-professional specification channel, an own-storefront e-commerce shop for SMB and consumer buyers, and a network of Insertion Partners for blown-in insulation installation. Customers include professional contractors and builders, building owners and property managers (including housing associations and municipalities), and design professionals such as architects and engineers. ROCKWOOL Danmark is privately held under ROCKWOOL A/S, which is in turn owned by the Danish ROCKWOOL Foundation; it is not publicly traded and does not disclose standalone financials. Revenue is generated through one-time product sales, with pricing not publicly disclosed and reliance on technical content ('Den lille lune', 'Den lille flade', 'Den lille tekniske') and BR 18 / DS 452 compliance documentation as primary specification drivers.

Name

ROCKWOOL Danmark

Legal name

ROCKWOOL Danmark A/S

Website

https://rockwool.dk

Company type

Private

Founded year

1937

Operating status

Operating

Headcount range

501–1,000 employees

Short description

ROCKWOOL Danmark A/S is the Danish subsidiary of the ROCKWOOL Group, manufacturing and selling stone wool insulation products for residential and commercial construction. It serves professional contractors, building owners, housing associations, municipalities, and design professionals via direct sales, distribution partners, and e-commerce.

Ownership category

akta.pro rank

Product category

Building Insulation

NAICS

Mineral Wool Manufacturing (327993), Roofing, Siding, and Insulation Material Merchant Wholesalers (42333)

SIC

Retail-Lumber & Other Building Materials Dealers (5211)

akta.pro primary industry

Mineral Wool (Rock/Slag Wool) Insulation (IMADAGAB)

akta.pro secondary industries

Insulation Retail (Fiberglass, Foam Board, Spray Foam Kits) (CRAIAEAE), Specialty C&D Waste Handling (Roofing, Insulation, Treated Wood) (BPALAJAL)

Keywords

• Stone wool insulation
• Building insulation products
• Fire resistant insulation
• Energy efficient insulation
• Acoustic insulation solutions

Headquarters

HQ city

Hedehusene

HQ country

Denmark

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Personnel, Technology or R&D, Marketing or Sales, Infrastructure

Revenue model

1. Stone Wool Insulation Products: Sale of stone wool insulation products for construction applications including roofs, walls, floors, and technical installations. Products include batts, boards, loose fill, and system solutions.

Go-to-market motion1 record

Distribution channels2 records

Marketing channels5 records

Core offering

ROCKWOOL Danmark manufactures and sells stone wool insulation products for the Danish construction market. The stone wool is made from volcanic rock that is melted and spun into fibers, producing non-combustible insulation used in roofs, walls, floors, facades, HVAC, and pipe applications. The company also operates the Rockcycle take-back and recycling scheme for used stone wool and offers digital tools such as an Energy Screening Tool and a Documentation Assistant for construction professionals.

Product overview

ROCKWOOL Danmark offers a comprehensive portfolio of stone wool insulation products for buildings, organized into product lines for different applications (roof, wall, floor, pipe, and HVAC insulation) and supporting digital tools and technical guidance. The core offering consists of stone wool insulation boards (Flexibatts, Pladebatts, Facadebatts) and loose-fill granulate products (Granulate Pro, Granulate Multi, Rockorbit) for various construction and renovation scenarios. Specialized systems include REDAir ventilated facade systems (Multi, Flex, Link) for external wall insulation, ROCKWOOL Feet for roof terraces, and pipe/duct insulation products (Universal Rørskål, Lamelmåtte). Supporting services include the Rockcycle return and recycling scheme, a Digital Documentation Assistant for certification workflows, and an Energy Screening Tool for building energy assessment. Technical guidance is provided through four comprehensive handbooks: Den lille lune (building techniques), Den lille flade (flat roofs), Den lille tekniske (technical/HVAC), and the Guide to Renovation Insulation covering over 1,000 construction scenarios.

Differentiator

Problem solved

Functional benefit

Brands

• Rockcycle: Rockcycle is a return/recycling program for stone wool materials, allowing old insulation to be collected and recycled.
• REDAir
• Den lille lune
• Den lille flade
• Den lille tekniske

Products and services

• Flexibatts Flexible stone wool batt insulation available in thermal conductivity grades 34 and 37, used in roof, wall, and ceiling applications for residential and commercial construction.
• Pladebatts Rigid stone wool insulation board used for various construction applications including walls, roofs, and floors.
• Facadebatts Stone wool insulation board designed for external facade insulation with plaster systems.
• Super Venti-Batts External wall insulation board with a ventilation gap, designed for facade renovation systems.
• Granulate Pro Stone wool granulate insulation for loose-fill (blown-in) applications in attics and roof spaces, installed by ROCKWOOL Insertion Partners.
• Granulate Multi Versatile stone wool granulate for cavity wall insulation and floor insulation applications.
• Rockorbit Loose-fill stone wool insulation product for concrete floor and ceiling insulation applications.
• REDAir Multi Double-layer ventilated facade insulation system for external wall renovation projects.
• REDAir Flex Flexible single-layer ventilated facade system with flexible stone wool insulation for uneven walls.
• REDAir Link Facade insulation system with integrated rain screen cladding support for external walls.
• Universal Rørskål Universal pipe insulation shell for hot and cold water pipes in various environments.
• Lamelmåtte Lamella mat insulation for pipework and ventilation ducts in HVAC applications.
• ROCKWOOL Feet Support pedestals for flat roof terrace systems, enabling raised walking surfaces and supporting functional roof designs including solar panel installations.

Quantifiable outcome

• Stone wool insulation resists temperatures over 1000°C, helping limit fire development and spread
• +1 more outcomes

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature6 records

Scale indicators1 record

Recent moves6 records

Expansion highlights5 records

Direct peers

• Armacell: Armacell is a global leader in flexible elastomeric foam insulation for HVAC, plumbing, and industrial pipework applications, directly competing with ROCKWOOL Danmark's Universal Rørskål and Lamelmåtte technical insulation products in the Danish HVAC market.
• Paroc Group: Paroc is a dedicated mineral wool insulation manufacturer (acquired by Owens Corning) producing stone wool products for building insulation, HVAC, and industrial applications — competing head-to-head with ROCKWOOL Danmark across facades, roofs, and technical insulation in Northern European markets.
• URSA Insulation: URSA is a European manufacturer of mineral wool and extruded polystyrene insulation products serving residential and commercial construction markets, with significant overlap to ROCKWOOL Danmark in facade, roof, and wall insulation specifications across Continental Europe.
• Knauf Insulation: Knauf Insulation is one of the world's leading manufacturers of mineral wool (stone and glass wool) insulation products, with a comparable product portfolio spanning batts, rolls, boards, and loose-fill solutions for buildings — directly overlapping ROCKWOOL Danmark's Flexibatts, Granulate, and Facadebatts ranges.
• Saint-Gobain Isover: Saint-Gobain's Isover division is the largest global manufacturer of mineral wool and glass wool insulation, directly competing with ROCKWOOL Danmark across thermal, acoustic, and fire-protection insulation categories for residential and commercial construction in European markets.

Broad incumbents

• Johns Manville: Johns Manville (a Berkshire Hathaway company) manufactures a broad range of insulation products including mineral wool and fiberglass for buildings, HVAC, and industrial applications, making it a direct material peer to ROCKWOOL Danmark in stone wool-based building insulation.
• Owens Corning: Owens Corning is a large, publicly-traded building materials manufacturer with a substantial insulation segment (including the acquired Paroc mineral wool business), offering comparable stone wool and glass wool insulation products to ROCKWOOL Danmark as part of a broader roofing and composites portfolio.
• Kingspan Group: Kingspan is a major building envelope solutions provider with growing insulation products (including rigid foam panels and increasingly mineral wool through acquisitions), competing with ROCKWOOL Danmark in high-performance wall and roof assemblies across European construction.

Emerging players

• Recticel Insulation: Recticel is a Belgian manufacturer of polyurethane and PIR rigid foam insulation products for building envelopes, competing partially with ROCKWOOL Danmark in roof, wall, and floor insulation applications where foam-based alternatives challenge stone wool on thermal performance per millimeter.

Others

• ROCKWOOL A/S (Group): ROCKWOOL A/S is the parent operating company of the ROCKWOOL Group, the global manufacturer of stone wool insulation products. As the parent and strategic decision-maker for ROCKWOOL Danmark, it serves as the most direct scale and capability benchmark for the Danish subsidiary.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/rockwooldk

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about ROCKWOOL Danmark