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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
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DVGW type examination certificate – Flexalen PB (DE)

DVGW type examination certificate – Flexalen PB (DE)

Type examination certificate issued by DVGW CERT confirming that Flexalen PB plastic pipes for drinking…
September 13, 2026
DVGW Cert. Flexalen PB Group2

DVGW Cert. Flexalen PB Group2

DVGW type examination certificate issued for Flexalen PB plastic pipes made of polybutene (PB) for…
September 13, 2026
Certificate of recognition – Flexalen 600 (HR)

Certificate of recognition – Flexalen 600 (HR)

Certificate issued by VIK-HR confirming recognition of documents on assessment and verification of constancy of…
September 13, 2026
Certificate of recognition – Flexalen PU (HR)

Certificate of recognition – Flexalen PU (HR)

Certificate issued by VIK-HR confirming recognition of documents on assessment and verification of constancy of…
September 13, 2026
Certificate of Conformity – Flexalen (FR)

Certificate of Conformity – Flexalen (FR)

The CSTB certifies that FLEXALEN, produced by Thermaflex Isolatie BV, complies with QB 08 standards…
September 13, 2026
EC Type Examination Certificate – ThermaSmart Marine 2.0 Black (EN)

EC Type Examination Certificate – ThermaSmart Marine 2.0 Black (EN)

Issued to Thermaflex International Holding bv for ThermaSmart Marine 2.0 Black insulation, complying with EU…
September 13, 2026
KOMO Certificate – PB-H Pipes (EN)

KOMO Certificate – PB-H Pipes (EN)

KOMO certificate for PB-H pipes by Thermaflex Isolatie B.V., issued by Kiwa Nederland B.V., valid…
September 13, 2026
Hygenic Certificate Flexalen (PL)

Hygenic Certificate Flexalen (PL)

Hygienic certificate issued by the National Institute of Public Health confirming that Flexalen pre-insulated pipes…
September 13, 2026
DoC – UKCA ThermaMount Marine and ThermaMount Marine flex (EN)

DoC – UKCA ThermaMount Marine and ThermaMount Marine flex (EN)

UK Declaration of Conformity confirming that ThermaMount Marine and ThermaMount Marine flex thermal insulated pipe…
September 13, 2026
Attestation of FDES verification (FR)

Attestation of FDES verification (FR)

Verification attestation for the FDES of Flexalen 600 pre-insulated flexible duct systems by Thermaflex, verified…
September 13, 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
    • Project ReferencesCollection of impactful projects across all markets
  • Insulation Calculator
  • ThermaSize tool
  • Contact
  • News
  • Careers
  • About Thermaflex
    • SustainabilityWe take responsibility
    • 50 Years of ThermaflexCelebrating 50 years of innovation
  • English
    • Français
    • Deutsch
    • Polski
    • Nederlands
    • Dansk
    • Español
    • Türkçe
    • Български
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