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  • Solutions
    • Solutions Left Column
      • Technical InsulationPE foam insulation solutions for the distribution of hot or cold liquids
      • Protection ProfileCustomised PE foam profiles for shock absorption and protection
    • Solutions Right Column
      • Insulated piping systemsFlexible pre-insulated piping solutions for heating and cooling networks
      • Insulated ducting systemsPre-insulated ducting solutions for HRV
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    • Applications Left Column
      • Heating NetworksPre-insulated heating network systems
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      • GeothermalPre-insulated piping for geothermal
      • Hot & Cold Drinking WaterPre-insulated potable water piping
      • Heat PumpsFlexible pre-insulated heat pump connection set
      • Heat Recovery VentilationPre-insulated ducting system
    • Applications Main Column
      • MaritimeMarine & offshore insulation solutions
      • Air ConditioningHVAC air conditioning insulation
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KOMO Product Certificate for Compression Fittings (NL)

KOMO Product Certificate for Compression Fittings (NL)

The certificate, issued by Kiwa, validates the quality of metal fittings used in the Flexalen…
May 31, 2026
C2C Certificate – Full Scope Silver – ThermaEco (EN)

C2C Certificate – Full Scope Silver – ThermaEco (EN)

Thermaflex International Holding B.V. achieved Cradle to Cradle Certified Full Scope Silver for ThermaEco, issued…
May 31, 2026
KOMO Certificate – Flexalen 600 PU (NL)

KOMO Certificate – Flexalen 600 PU (NL)

The KOMO certificate for Flexalen 600 PU, issued to Thermaflex Isolatie B.V., confirms compliance with…
May 31, 2026
Product certificate for Flexalen 600 from KIWA (NL)

Product certificate for Flexalen 600 from KIWA (NL)

The certificate issued by Kiwa on 2024-02-15 for Thermaflex Isolatie B.V. confirms compliance of Flexalen…
May 31, 2026
Technical Approval Certificate – Flexalen 600 (EN)

Technical Approval Certificate – Flexalen 600 (EN)

The certificate issued by Kiwa on 2024-02-15 confirms that Flexalen 600, supplied by Thermaflex Isolatie…
May 31, 2026
ISO 9001 quality management system certificate – Thermaflex Isolatie BV (NL)

ISO 9001 quality management system certificate – Thermaflex Isolatie BV (NL)

ISO 9001:2015 certificate issued by DNV confirming that Thermaflex Isolatie BV operates a quality management…
May 31, 2026
Certificate of Conformity – Flexalen (FR)

Certificate of Conformity – Flexalen (FR)

The CSTB certifies that FLEXALEN products by Thermaflex Isolatie BV, Waalwijk, comply with QB 08…
May 31, 2026
WRAS Certificate for Flexalen (EN)

WRAS Certificate for Flexalen (EN)

The document is a WRAS certificate for Flexalen, approved on 7th July 2023, confirming its…
May 31, 2026
C2C Certificate – Full Scope Silver- Flexalen 600, Flexalen Protectube, Flexalen PB (EN)

C2C Certificate – Full Scope Silver- Flexalen 600, Flexalen Protectube, Flexalen PB (EN)

Thermaflex International Holding B.V. achieved Cradle to Cradle Certified Full Scope Silver for Flexalen 600+,…
May 31, 2026
Technical Approval Certificate – Flexalen PB System (EN)

Technical Approval Certificate – Flexalen PB System (EN)

The certificate issued by Kiwa on October 15, 2021, confirms the compliance of Flexalen PB…
May 31, 2026
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Close Menu
  • Solutions
    • Solutions Left Column
      • Technical InsulationPE foam insulation solutions for the distribution of hot or cold liquids
      • Protection ProfileCustomised PE foam profiles for shock absorption and protection
    • Solutions Right Column
      • Insulated piping systemsFlexible pre-insulated piping solutions for heating and cooling networks
      • Insulated ducting systemsPre-insulated ducting solutions for HRV
  • Applications
    • Applications Left Column
      • Heating NetworksPre-insulated heating network systems
      • Cooling NetworksPre-insulated cooling distribution pipes
      • BiomassPre-insulated pipes for biomass & biogas
      • GeothermalPre-insulated piping for geothermal
      • Hot & Cold Drinking WaterPre-insulated potable water piping
      • Heat PumpsFlexible pre-insulated heat pump connection set
      • Heat Recovery VentilationPre-insulated ducting system
    • Applications Main Column
      • MaritimeMarine & offshore insulation solutions
      • Air ConditioningHVAC air conditioning insulation
      • RefrigerationCondensation-free refrigeration pipe insulation
      • HeatingCommercial & residential heating system insulation
      • SanitaryCondensation control for sanitary pipes
      • VentilationHVAC ventilation system insulation
      • Equipment ManufacturingCustomized solutions
      • PackagingPE foam for product protection
  • Products
    • Pre-insulated pipe product lines
      • Flexalen® 600
      • Flexalen® 600 HP
      • Flexalen® PU
      • Flexalen® prefabrications
      • Flexalen® PHC
      • Flexalen® Multiline
      • Protectube
      • Flexalen® system accessories
      • Flexalen® tools
      • TQ-Air®
    • Insulation product lines
      • ThermaSmart® PRO
      • ThermaSmart® Marine
      • ThermaSmart® ENEV
      • ThermaSmart® ENEV-Q
      • ThermaEco® FRZ HF
      • ThermaEco® ZZ
      • Ultra M
      • ThermaCompact
      • ThermaRod
      • ProFoam
      • Heating Cables
      • Insulation Tools & Accessories
  • Markets
    • Market Left Column
      • DHC for Energy TransitionSustainable heating & cooling networks for renewable energy
      • ConstructionInsulation & pre-insulated piping for building projects
      • InfrastructureFrost protection & fire safety for critical projects
      • Marine ShipbuildingCertified insulation for vessels & offshore
    • Market Right Column
      • Original Equipment ManufacturersCustom thermal solutions for product integration
      • Industrial FacilitiesEnergy savings insulation for industrial facilities like food & beverage
      • Data Centers & TechnologyEnergy efficiency for high-density computing
      • PackagingPE foam protective solutions
  • Support
    • Engineering and supportTechnical support in design and installation
    • Installation TrainingOur training portfolio
    • Co-DevelopmentDeveloping customised solutions
    • Pipe Pre‑Insulation ServiceInsulation for pipe manufacturers
  • Resources
    • DownloadsDownloadable resources in one place
    • Case StudiesGlobal solutions, real-world impact
    • BlogExplore expert insights
  • Insulation Calculator
  • ThermaSize tool
  • Contact
  • News
  • About Thermaflex
    • SustainabilityWe take responsibility
    • CareersJoin our international company
    • 50 Years of ThermaflexCelebrating 50 years of innovation
  • English
    • Français
    • Deutsch
    • Polski
    • Nederlands
    • Dansk
    • Español
    • Türkçe
    • Български
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