The Circular Economy in the Construction Industry
In the construction industry, the circular economy offers a new way to use resources throughout a building’s life. Unlike the linear economy, which takes resources, uses them, and throws them away, the circular economy keeps materials, products, and energy in use for as long as possible.
This approach focuses on keeping existing buildings in use, using fewer materials, choosing long-lasting products, and reusing parts when a building reaches the end of its life. Each part of a building can be seen as a resource that can be used again.
This way of thinking also means seeing buildings as sources of useful materials. Tools such as life cycle assessment (LCA), environmental product declarations (EPDs), and product passports help track and compare materials. They also make it easier to choose materials that can keep their value for the long term.
The Principles of Circular Economy in Construction
Circular construction is based on four fundamental principles:
- Optimizing what already exists by renovating and reusing buildings;
- Reducing the amount of materials used in new projects;
- Designing sustainable and adaptable buildings;
- Facilitating the dismantling and reuse of materials at the end of their life cycle.
Other practices complement this approach, including selective demolition, the reuse of components, and the incorporation of recycled materials. Digital platforms and product passports also help ensure traceability throughout the entire life cycle.
Mondo’s Bio-attributed Rubber Flooring Promotes a Circular Construction Approach
Mondo’s bio-attributed rubber flooring from the GAIA line can be used in circular construction projects. It provides clear environmental data that helps designers and facility managers make better material choices based on the product’s life cycle.
These flooring products also support more sustainable buildings by using bio-based materials. Some products use silica made from rice husks instead of mined silica. Bio-attributed rubber can also be made with vegetable oils from plants or seeds.
For B2B projects, Environmental Product Declarations (EPDs) make it easier to include these materials in project specifications and emissions reduction plans. Mondo’s climate targets were also validated by the SBTi in 2024.
Flooring is therefore more than a finishing material. It can also help measure and reduce a building’s environmental impact.
Sustainable Construction vs. Circular Construction: What’s the Difference?
Sustainable construction aims to reduce a building’s overall impact on the environment. It includes energy efficiency, good indoor air quality, the use of low-emission materials, environmental certifications, and the renovation of existing buildings.
Circular construction takes a similar approach but focuses more on keeping the value of materials over time. It promotes reusing, changing, and recycling materials to keep them in use longer. Mondo’s GAIA rubber flooring follows this approach with its unique backing, which allows recycled materials to be included and used again.
In short, sustainable construction aims to reduce the environmental impact of buildings, while circular construction also aims to keep materials in use and prevent them from becoming waste too soon.
Circular Economy in Construction: Environmental Benefits
The circular economy in construction helps reduce the use of new resources, limit construction and demolition waste, and reduce the amount of materials sent to landfills.
It can also help lower the carbon footprint of projects by looking at environmental impacts throughout a building’s life cycle, from raw material extraction to the end of a product’s or building’s life.
By focusing on renovating, adapting, and reusing existing buildings, circular construction can reduce the need for new land and lower emissions from new construction. This approach helps reduce the overall environmental impact of the construction industry.
Circular construction takes a similar approach but focuses more on keeping the value of materials over time. It promotes reusing, changing, and recycling materials to keep them in use longer. Mondo’s GAIA rubber flooring follows this approach with its unique backing, which allows recycled materials to be included and used again.
In short, sustainable construction aims to reduce the environmental impact of buildings, while circular construction also aims to keep materials in use and prevent them from becoming waste too soon.
Key Challenges and Solutions
Implementing circular construction still comes with several challenges. These include technical and legal limits on recovering materials, difficulties in assessing some alternative materials, and a lack of reliable data. Making different tools, systems, and stakeholders work together can also be a challenge.
To overcome these issues, circular practices should be considered from the start of the building design process. This can include plans for selective demolition, reuse platforms, and digital passports that provide information about materials. Better cooperation between designers, builders, owners, and manufacturers is also important for adopting circular practices.
Environmental Product Declarations (EPDs) and standard evaluation criteria make it easier to measure the environmental impact of products. They help turn circular construction into a clear and measurable goal, rather than simply a design idea.
Circular Construction, Environmental Certifications, and DEPs
In circular construction, environmental certifications and Environmental Product Declarations (EPDs) help turn sustainability goals into clear data and measurable criteria. These tools help professionals include environmental performance when making design decisions.
An EPD shows the results of a life cycle assessment (LCA) using verified and comparable environmental data, such as global warming potential (GWP). This makes it easier to understand the environmental impact of materials throughout a building’s life cycle.
When used with environmental certifications and sustainable building rating systems, EPDs make it easier to compare products and choose the right materials. They also help create clearer specifications and include measurable environmental criteria in construction projects.
Circular construction is about more than simply reducing waste. It requires reliable data, clear information about materials, and better ways to track them. For designers, this means moving away from the linear model and focusing on the life and value of resources, while considering materials, emissions, maintenance, and the building’s end of life.
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