High performance PE insulation products for heating & cooling, ventilation and refrigeration — designed to reduce operating costs, lower energy consumption, and extend system life.
Insulation product lines
Every degree of temperature loss represents wasted energy and increased operational costs. Whether you're specifying HVAC/R systems or OEM customization, high-performance technical insulation is essential for achieving energy efficiency targets, ensuring system longevity, and meeting sustainability commitments.
ThermaSmart® PRO
Exceptional thermal performance across mechanical systems—pipes, ducts, chillers, and air handling units—reducing heat transfer and operational costs.
ThermaSmart® Marine
Exceptional thermal performance across shipboard systems with integrated vapour barrier reducing heat transfer and operational costs.
ThermaSmart® ENEV
Reliable thermal performance for heating and plumbing systems in residential and commercial buildings with energy cost reduction.
ThermaSmart® ENEV-Q
Efficient thermal insulation for underfloor heating and plumbing with minimal installation height and long-lasting performance.
ThermaEco FRZ HF
Stable thermal performance and robust mechanical protection for pipework and equipment with moisture and corrosion resistance.
ThermaEco ZZ
Durable thermal insulation and mechanical protection for residential and light commercial installations with moisture resistance.
Ultra M
Cross-linked PE foam and durable polymer skin prevent condensation, corrosion, and surface damage, while the zipper closure enables fast installation and easy maintenance in hygiene-critical environments.
ThermaCompact
Reliable thermal insulation with mechanical and acoustic protection for pipes embedded in building structures with noise reduction.
ThermaRod
Flexible, moisture-resistant backing and sealing for construction gaps and joints with water vapour protection and dimensional stability.
ProFoam
100% recyclable flexible protection foam for packaging, transport, and safety applications with impact and compression resistance.
Heating Cables
Reliable frost protection for pipe systems by maintaining safe operating temperatures and preventing freezing and system damage.
Tools & Accessories
Precise, efficient installation tools and accessories supporting clean connections, reduced installation time, and long-lasting performance.
Advice and Support
From specification to commissioning, our technical experts ensure your systems deliver maximum performance.
Sustainable insulation for efficient buildings
Watch videoFrequently asked questions
How sustainable are Thermaflex solutions
Thermaflex is committed to genuine sustainability across our entire product portfolio. Our solutions achieve Cradle to Cradle® Certification, carry Environmental Product Declarations (EPDs) supporting LEED, BREEAM, and DGNB certifications. We’ve transitioned to renewable energy in our operations and are dedicated to net-zero emissions. Through circular economy principles, safe material formulations, and transparent lifecycle reporting, Thermaflex enables customers to build sustainably without compromising performance. Read more.
Does Thermaflex offer technical support
Yes. Our team provides comprehensive engineering support including system and network calculations, material selection guidance, compliance documentation, installation trainings and project support. Contact our team by email international@thermaflex.com, or explore more services here.
What applications are the insulation products suitable for
Thermaflex solutions serve various market sectors: HVAC/R systems, construction, district heating and cooling networks, drinking water distribution, marine/shipbuilding, equipment manufacturing, packaging, and other specialized applications including transport and industrial systems. Learn more about our applications here.
In how many countries is Thermaflex active
Thermaflex is a global company, headquartered in the Netherlands, with production facilities in the Netherlands, Poland, Turkey, and Thailand. We have sales offices across multiple continents including France, Germany, Austria, Denmark, and Asia, allowing us to serve customers globally. Find our internatioanl offices here.
Can Thermaflex insulation be customised
Yes. We offer two levels of customization: Factory Customization produces precision-engineered solutions including custom-dimensioned components, specialized fittings, and integrated assemblies; Co-Development partners your expertise with our R&D capabilities to create solutions for unique applications, specialized requirements, or OEM integration. Contact us to find out more.

