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ReDoor - Path to Reuse and Take-back of Fire Doors

With stricter CO2 requirements for new construction and a new law on selective demolition that came into effect in the summer of 2024, there are now even more reasons to invest heavily in reuse within the construction industry.

Reusing fire doors can be a way to achieve significant resource savings - both in terms of materials and economically. One of the biggest obstacles to recycling fire doors is fire safety, which is why there is a need to provide knowledge and documentation.

Project Objective
DBI and door manufacturer JELD-WEN, marketed in Denmark under the brand SWEDOOR, share a vision of enabling the reuse of fire doors without compromising safety. In the ReDoor project, the goal is to demonstrate that used fire doors can be safely reused. How well-preserved the doors need to be before they can be reused is being investigated, among other things, through impact tests at Jeld-Wen’s Swedish laboratory and a series of fire tests at DBI.

The project will explore, analyze, and document the fire resistance of reused and artificially worn doors compared to brand-new doors, and create the necessary documentation methods and certification possibilities for reused fire doors.

ReDoor is a collaboration between DBI and SWEDOOR (Jeld-Wen) that started in September 2024. The project is funded by Jeld-Wen and the Ministry of Higher Education and Science through DBI’s performance contract.

The project started in September 2024

Project Lead
Lea Sandalgård Knudsen
Innovation Consultant

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