1. What Is the PIR Insulation Market?
The PIR Insulation Market covers global commercial production, distribution, and installation of polyisocyanurate rigid foam insulation board offering superior fire performance above standard PU foam, higher thermal efficiency, and improved smoke generation characteristics for commercial flat roof, wall board, and facade applications. Products include PIR flat-roof board with aluminium foil facings; composite PIR board with glass tissue and foil facing for commercial flat roof; PIR wall board for commercial external wall and cavity; PIR floor board for commercial and industrial floor; and metal-faced PIR sandwich panel for commercial wall system. End users include commercial flat-roof membrane installers, commercial building developers, industrial facility contractors, facade board installers, and commercial sandwich panel system buyers sourcing from commercial PIR producers globally. The market covers commercial flat-roof insulation, wall and facade board, industrial floor, and commercial sandwich panel applications across all global regions.
2. PIR Insulation Market Size & Forecast
3. Emerging Technologies
- Lambda improvement in PIR board through closed-cell structure optimisation using modified isocyanurate trimerisation catalysts is advancing for thermal conductivity reduction to below 0.020 W/mK at standard board density, enabling thinner installed profiles for renovation-constrained applications. Growing adoption among commercial interior renovation specifiers is being driven by the installed thickness reduction that lower-lambda PIR achieves versus standard boards at equivalent U-values.
- HFO blowing agent transition in PIR production is advancing for global warming potential reduction from over 700 to below 5 on a GWP100 basis without altering fire classification or long-term thermal resistance declaration. Continued development of HFO-blown PIR is enabling regulatory compliance ahead of EU F-Gas Regulation phase-down deadlines in a product category where alternative blowing chemistry has previously been difficult to implement.
- PIR board bond performance testing using peel and shear adhesion measurement at elevated temperature is advancing for quality assurance of foil-facing adhesion on flat-roof boards exposed to high membrane-substrate temperatures during summer membrane heat gain. Increasing adoption by flat-roof system warranty providers is being driven by the reduction in delamination warranty claims that adhesion specification testing at elevated temperature provides.
- Building information modelling integration of PIR thermal and fire performance data using manufacturer-provided Revit objects with embedded Lambda, fire class, and long-term thermal resistance values is advancing for design accuracy in commercial flat-roof U-value calculations submitted to building control. Growing adoption by commercial architects and specifiers is being driven by the reduction in U-value calculation errors that embedded performance data eliminates from manual entry workflows.
Such innovations are driving change across adjacent industries too. Discover more in our Asphalt Shingle Market.
4. Key Market Opportunity
A key opportunity in the PIR Insulation Market lies in HFO-blown PIR boards with conductivity below 0.020 W/mK that simultaneously satisfy F-Gas Regulation blowing agent transition requirements and near-zero energy building insulation performance targets in commercial flat-roof applications. A structural market gap exists in the limited supply of certified HFO-blown PIR boards with independently verified long-term thermal resistance declarations and accompanying EPDs, which commercial flat-roof contractors and developers require for planning-compliant energy submissions. Growing F-Gas Regulation phase-down timelines, near-zero energy building thermal mandates, and EPD-based green building procurement are collectively creating conditions for certified premium PIR insulation. PIR producers combining HFO-blown manufacturing, LTTR thermal resistance certification, and batch EPD issuance are positioned to capture specification-led procurement from commercial roof and wall contractors.
5. Top Companies in the PIR Insulation Market
The following organisations hold leading positions in the PIR Insulation Market. The full report provides revenue share, SWOT analysis, and competitive benchmarking for each player.
- Kingspan Insulation (Therma PIR)
- Recticel Insulation (Eurowall PIR)
- Quinn Therm (Mannok Group)
- Xtratherm (Recticel)
- Celotex (Saint-Gobain PIR)
- IKO Enertherm (PIR)
- Bauder (BauderPIR)
- Soprema (PIR)
- Unilin Insulation (Utherm)
- Puren GmbH
- EcoTherm Insulation
- Ravatherm
6. Market Segmentation
The PIR Insulation Market is analysed across 5 segmentation dimensions. Revenue data, growth rates, and competitive intensity by sub-segment are available in the full report.
| Segmentation | Sub-Segments |
|---|---|
| By PIR Product Form | PIR Flat Roof Board Foil-Faced Glass-Tissue and Foil Composite Board PIR Wall Board External and Cavity PIR Floor High-Density Board Metal-Faced PIR Sandwich Panel |
| By Application | Commercial Flat Roof Under-Membrane External Wall Cavity and Board Commercial and Industrial Floor Metal Cladding Sandwich Panel Interior Commercial Thermal Board |
| By Facing Type | Aluminium Foil Both Sides Glass-Tissue Composite One Side Kraft Paper Faced Metal Coil-Coated Both Sides Fleece and Permeable Membrane Facing |
| By End User | Commercial Flat-Roof Contractor Commercial Developer Industrial Facility Operator Facade Installer Sandwich Panel Fabricator |
| By Geography | North America Europe Asia Pacific Latin America Middle East and Africa |
7. Key Market Trends (2026–2034)
Three major forces are shaping the PIR Insulation Market trajectory over the forecast period:
Commercial Flat-Roof Specification Is Maintaining PIR as the Dominant Roof Board Product.PIR's superior fire performance class and lower thermal conductivity versus EPS make it the default specification for commercial flat roofs in the UK, Ireland, and Australia, where building code B2 fire compliance requirements structurally favour PIR over lower-performing alternatives. Kingspan Therma and Recticel Eurowall both released updated product design files with revised Lambda values and Euroclass fire classifications in 2024 to satisfy revised building regulation submission requirements.
Energy Renovation Programmes Are Growing PIR Wall Board Specification in Existing Buildings.Commercial building owners undertaking Part L energy upgrade submissions and EPC improvement programmes are specifying PIR wall board for internal dry-lining or external facade applications where space constraints prevent the use of thicker mineral wool alternatives at equivalent U-values. Quinn Therm and Xtratherm expanded their PIR wall board range with new half-inch and three-quarter-inch profiles for renovation-specific constraints in 2024.
Industrial Facility Expansion Is Growing Metal-Faced PIR Sandwich Panel Volume.Manufacturing and logistics facility construction in the UK, Ireland, and Australia is generating demand for metal-faced PIR sandwich panel as the combined structural and thermal cladding system that minimises build time while achieving insulation performance required for heated industrial floor and roof assemblies. Kingspan Group and Metecno expanded PIR sandwich panel production capacity in 2024 for commercial and industrial projects.
For related market intelligence, see the Roofing Market.
8. Segmental Analysis
The PIR Flat Roof Board Foil-Faced segment dominated the PIR Insulation Market in 2025, representing the largest product form revenue share. Its leadership reflects the wide specification of foil-faced PIR board as the standard insulation layer under single-ply membrane roofing on commercial buildings in the UK, Ireland, and Australia, where building regulation energy and fire requirements converge to make PIR the preferred single-product solution. The PIR Wall Board External and Cavity segment is the fastest-growing product form in the PIR Insulation Market. Renovation-driven demand for thin-profile insulation that achieves improved wall U-values within constrained existing wall cavities or without material internal floor area loss is structurally favouring PIR over thicker mineral wool alternatives in commercial building energy upgrade programmes. The Commercial Flat Roof Under-Membrane application dominated PIR Insulation Market by revenue in 2025. High specification volumes from commercial and retail building flat roofing programmes in the UK, Ireland, and Australia generate consistent annual procurement that is materially larger than any other individual PIR application category. The External Wall Cavity and Board application is the fastest-growing in the PIR Insulation Market. Energy performance certificate improvement requirements for commercial buildings are creating a large retrofitted wall insulation addressable market where PIR's thin-profile thermal advantage is decisive for buildings with limited wall cavity depth or internal floor area to spare.
9. Regional Analysis
Regional demand patterns across the PIR Insulation Market reflect differences in regulation, technological maturity, and capital investment.
Largest Market Share
Europe dominated the PIR Insulation Market in 2025, with a market share of 44.4% of the global market. UK and Irish building regulation B2 fire requirements have established PIR as the code-default flat-roof insulation, creating a large structural base of commercial and residential flat-roof PIR procurement. Dense manufacturing and distribution networks operated by Kingspan, Recticel, and Xtratherm maintain competitive pricing and short delivery lead times for contractors. Western European commercial building construction activity further reinforces European dominance across wall board and industrial floor applications.
Highest CAGR Region
Asia Pacific is expected to register the highest CAGR of 10.00% during the forecast period. Australian National Construction Code energy performance upgrades are for the first time mandating minimum roof thermal resistance levels in commercial buildings across all climate zones, creating a new addressable PIR board volume in a market where flat-roof specification was previously unregulated. Manufacturing and logistics facility construction in Southeast Asian industrial parks is simultaneously growing metal-faced PIR sandwich panel demand.
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Frequently Asked Questions
The PIR Insulation Market was valued at USD 10.03 Bn in 2025 and is projected to reach USD 18.44 Bn by 2034, growing at a CAGR of 7.00% over the 2026–2034 forecast period.
The PIR Insulation Market is projected to grow at a CAGR of 7.00% from 2026 to 2034.
Europe dominated the PIR Insulation Market in 2025, with a market share of 44.4% of the global market.
The leading companies in the PIR Insulation Market include Kingspan Insulation (Therma PIR), Recticel Insulation (Eurowall PIR), Quinn Therm (Mannok Group), Xtratherm (Recticel), Celotex (Saint-Gobain PIR), IKO Enertherm (PIR), Bauder (BauderPIR), Soprema (PIR), Unilin Insulation (Utherm), Puren GmbH, EcoTherm Insulation, Ravatherm.
Commercial flat-roof specification is maintaining pir as the dominant roof board product.
The PIR Flat Roof Board Foil-Faced segment dominated the PIR Insulation Market in 2025, representing the largest product form revenue share.
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