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At Protan Nesbyen, we manufacture prefabricated components and system details that are essential to the performance of our roofing, ventilation and technical textile solutions. Combining high expertise, flexible production and precision craftsmanship, the facility plays a key role in delivering complete, reliable system solutions to projects worldwide.
Prefabricated details are critical to the performance, durability and efficiency of any membrane system. At Nesbyen, we produce the components that ensure seamless installation, reliable detailing and long-term performance across Protan solutions.
All production is carried out with a strong focus on precision, consistency and efficient use of materials, ensuring both high product quality and optimised production processes.
Manufacturing of components that complete the roofing system:
Produced under controlled conditions, these elements ensure consistent quality, long service life and efficient installation on site.
Explore Roof Detailing systems
Complete production of flexible ventilation systems for tunnels and mining:
Flexible production and precise fabrication ensure reliable performance in demanding environments.
Explore Ventiflex solutions
Production of large and complex textile-based solutions:
Efficient material use and tailored production contribute to durable, project-specific solutions.
Explore technical textiles
Jan Erik is welding 20mm pipes. This is the smallest diameter we produce. →

Here we can see that the weld is being performed on two pipes at a time →


← Here, the edge/flange is trimmed to make it look good.

← Quality labels cut out with knives.
At Nesbyen, production is built on a combination of experience, technical expertise and attention to detail.
This ensures reliable, high-quality components that integrate seamlessly into complete system solutions.
Prefabricated details are not just components — they are essential to system performance.
By producing these elements in controlled factory conditions, Protan ensures precision, durability and efficient use of resources.
Here, a template is used to mark out and prepare pieces for cutting, which will later be welded together →

The zipper has been welded at all three ends →


← Here, two parts are welded together to form a single finished T-pipe section.

← Pre-assembled T-tube, 120 mm in diameter x 3, with carabiner and zipper attached.
The facility is powered by a highly experienced team with deep knowledge of both materials and production processes. Many employees have long tenure, ensuring continuity, stability and a strong culture of quality and craftsmanship.
Meet four of the team members behind our production in Nesbyen. While the facility is home to 32 employees in total, these are some of the people helping deliver quality solutions every day.

Photo: Angosom Dagnew, Aleksander Sikorski, Benjamin Lokaj, Vemund Pedersen, Vemund is an operator and machine operator.