Windows insulation that stops thermal bridging

  • Windows insulation with plastic for doors and windows

    Your dedicated partner in competitive polymer solutions for windows and doors.

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    Plastic profiles for windows
Roof Window Insulation Profile

High-quality plastic profiles for windows and doors

Primo is a world-leading supplier of extruded plastic profiles for windows and doors. We work with customers ranging from small, specialized window producers to major international manufacturers. We deliver assistance and partnership all through the process, right from the very first ideas to the final profile or profile system, including logistics and service setups.

We develop custom solutions in close collaboration with our customers and provide a wide range of standard solutions for roof windows, vertical windows, doors, facade constructions and other.

Furthermore, we act as partner and advisor on sustainable solutions for material and recycling. We are ambitious when it comes to building green business models based on circular economy and recycling. Find out more about how we are working towards a more sustainable future through our FUTURE FIT programme.

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Primo provides tailored solutions for doors and windows insulation

Partnering up with Primo will put you in the driver seat. We will serve you with: 

  • An in-house engineering department manned with plastics and extrusion experts, including tooling workshops and laboratories to assist your own staff, whenever needed, with advice, tests and prototypes
  • Tailored solutions adapted to your manufacturing and logistic setup with focus on customer efficiency and costs e.g. prefabricated profiles that let you eliminate production steps and streamline your own manufacturing operations
  • Competent project management supporting your products reaching market efficiently
  • Committed to being a responsible player in the industry: Ongoing R&D in sustainable plastics production and circular business models
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Windows profile case study
Plastic components for windows and doors


Whatever your need for a profile, Primo supports your product development with more than 60 years of experience in the window & door industry. We produce gaskets and components for international market leading producers of windows and doors, like glazing beads, frame and sash profiles, extension profiles, spacers, gaskets, finishing profile and a whole lot more.

Our services include:

  • A dedicated project team
  • In-house tooling
  • Test centre and quality inspection
  • Fast time-to-market

Standard plastic profile concepts

Furthermore, Primo offers an extensive range of standard profiles, including gaskets and sealings as well as a thermal extension profile, StyroClick, for optimum insulation and easy assembly.

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A wide range of plastic profiles

For more than 60 years we have developed profiles to suit our customers' needs. Glazing beads, gaskets, crossbars, insulators, spacers, curtain cassettes, thermal breaks and a lot more. See examples of a range of practical applications where polymer profiles can enhance durability and insulation properties of your frame and sash window and door.

Custom Solutions Front Windows

FRONT WINDOWS: 1. Glazing bead 2. Crossbars (self adhesive) 3. Foam gasket 4. Accessory profiles 5. Gasket for glazing bead 6. Foamed glazing bead 7. Insulation profile 8. Gasket for aluminium profile 9. Glazing bead (click system) 10. Frame and sash profile 11. Foamed overlap gasket

ROOF WINDOWS: 1. Glazing beads 2. Frame & Sash profiles 3. Extension profiles 4. Spacer for dome 5. Accessory profile 6. Gasket for frame 7. Finishing profile

Custom solutions for doors

DOORS: 1. Frame & sash profile 2. Gasket for steel door 3. Glazing beads 4. Gasket for glazing bead 5. Insulators for thresholds 6. Threshold (composite) 7. Accessory for threshold

Custom Solutions Windows Doors Facade

FACADE CONSTRUCTION: 1. Glass seal 2. Gasket for horisontal division 3. Glass support 4. Insulation profile 5. Insulators for aluminium systems 6. Insulator profile with co-extruded lips

Polymer profiles around windows

OTHER PROFILES FOR WINDOWS & DOORS: 1. Window lighting 2. Finishing profiles 3. Curtain cassettes 4. Spacer for glass

Outstanding material solutions for optimum doors and windows insulation

We possess in-depth material knowledge and experience that provide our customers with the newest technologies and future-proof materials to ensure energy-saving and cost-effective properties.

Primo’s range of materials covers everything from traditional plastic types such as PVC and ABS, to blends and composites with outstanding durability, stability and heat retention capabilities.

We offer outstanding material solutions like Fibercore® and Rigicore® - two strong Primo blends developed exclusively for the building industry.

Gaskets for windows and doors by Primo
Polymer profiles around windows

Profiles for windows and doors in stock

We offer a selection of standard glazing beads and profiles for windows & doors. View our entire catalogue here: 

Get standard profile product overview, windows

Get standard profile product overview, doors

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The various types of plastics all have different structures that determine their properties, like rigid or soft, flexible, and so on. These characteristics, and their combinations, are limited only by the imagination. 

Reshaping products and igniting innovation in polymer extrusion.

Engaged customers, from designers to engineers, fuel meaningful discussions. Our shared material language combines their needs with our expertise, refining plastic profiles for optimum results.

Decades of cross-industry polymer expertise, makes Primo your dedicated partner providing specialized units for medical tubing, subsea cables, and automotive gaskets..

Clients arrive with finished drawings or sketches, opening doors for collaborative improvement. Thanks to the right polymer, tool, and our material knowledge, we enhance profiles and their functions. With accumulated international experience, we're adept at suggesting superior polymers and faster processes.

The right material is a crucial factor for the properties of your profile and final product. Plastic's adaptability creates intricate shapes, offering flexibility, strength, and diverse applications. Primo leads with superior plastic solutions, embracing sustainability and recyclability.

Versatility: Plastics serve countless roles, from insulation to decoration.

Durability: Resistant to impact, weather, and chemicals, plastics offer reliability.

Efficiency: Low friction suits moving parts, ensuring longevity.

Eco-Friendly: Energy-efficient and recyclable, plastics champion sustainability.

Elevate your products and accelerate time to market with expertise. Our comprehensive approach encompasses tooling, profile design, material expertise, and streamlined development. Harnessing these elements transforms your vision into superior products, while expediting your journey to market success.

For us, every new concept is a new challenge that involves all stakeholders. But our journey doesn't stop there. Every plastic product has the potential for improvement, expansion or material innovation.

Your customers may require additional documentation to meet evolving regulations.

We see the endpoint as an exploration of uncharted territory, a springboard for a new journey ahead.

Computer control and monitoring ensures that all information is updated during production. Our traceability system is an integrated part of our ERP system, Oracle. The quality module that guarantees total control and documentation. All Primo products are fully documented and data sheets can be supplied on request. 

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Do you want to know more about our plastic panels and insulation profiles?

Jaakko Salo Group Commercial Director
Jaakko Salo
Group Commercial Director

Jaakko Salo is the group's head of sales, with a broad understanding of the different markets and industries. He is also our specialist in linear lighting profiles, busbars, and diffusers: As an experienced expert in the field, Jaakko's many years of experience and contributions show his deep comprehension of the possibilities of the linear lighting landscape. He's committed to innovation in his work and has collaborated with architects, designers, and industry partners to create lighting profiles that go beyond mere functionality. Jaakko can help you shape your success and light the way for the industry.

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