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Mattresses – Reuse and Recycle Systems (M-RRS)

Investigating opportunities for reuse of used mattresses at recycling stations

Overall project purpose
The overall goal in the M-RRS project is to increase reuse and recycling of discarded mattresses. In Denmark, approximately 450,000 mattresses are discarded yearly, and at least 35 million in the EU. A big recycling and reuse potential is missed. Former pilot tests and take-back systems in other countries have shown that collecting, shredding, and recycling mattress components is possible. One step on this journey is to learn and understand how the recycling stations currently operate in Denmark when it comes to facilitating direct reuse.

What did we do and why?
In this fieldwork, we investigated the potential for direct reuse of used mattresses across six different recycling stations in Copenhagen and in the vicinity: Kirstinehøj, Vermlandsgade, Farum, Kulbanevej, Bispebuen, and Sydhavn, during October and November 2023. Through qualitative interviews with staff and citizens, along with observations, the fieldwork's purpose was to explore the current handling of mattresses, assess existing infrastructure for direct reuse, and identify opportunities for scaling up mattress reuse on recycling facilities.

Key insights

Figure 1 shows the area for used and upholstered furniture at Farum recycling station. The citizens place their furniture on the left and the employees from the recycling stations places them in the container to the right afterwards. 

Many interesting findings were gained through the visits. Some of the key insights gained are highlighted here:

  • Diverse initiatives: Various initiatives have been implemented at recycling centers, with differing degrees of success regarding direct reuse methods.
  • Notable success: Vermlandsgade recycling center stood out due to the size and organization of its reuse zone. This contributed to a super positive atmosphere compared to some of the other recycling centers.
  • Impact of direct reuse: Direct reuse practices tend to reduce the volume of small residual waste, contributing to an overall waste reduction. However, this approach requires a lot of space, posing challenges for many recycling stations. Additionally, it demands extra working hours, adding to the workload of employees.
  • Mixed condition of mattresses: The condition of mattresses deposited at recycling stations varies significantly. While some mattresses appear almost new and suitable for direct reuse, others lack potential. It's essential to rethink handling methods for items with direct reuse potential to prevent damage during relocation by center staff, as observed happening at some stations today.

Click the image to enlarge

What are the next steps?
All recycling stations are obliged to increase reuse. To advance the reuse initiatives, it's crucial to address the spatial constraints hindering direct reuse efforts at recycling stations. 

Implementing innovative solutions observed at successful centers, such as designated reuse zones, could be beneficial. Promoting awareness among citizens about the potential for direct reuse and encouraging collaboration with entrepreneurs and businesses might further amplify the impact. 

Additionally, exploring alternative methods to handle reusable items more effectively without compromising their condition during transfer should be a priority for these recycling facilities.