Design is the framework for every product we use in our lives. Everything we use began as an idea, and the impact it has on the environment is decided before a single component is built. 

Circular design considers a product’s end-of-life to ensure its materials are easily recoverable, components are fixable, and the entire structure is built with disassembly in mind. 

Throughout the history of product design, end-of-life hasn’t been a big enough consideration. But now, there is an evolution of new industry professionals pioneering innovative circular design principles that aim to eliminate waste by keeping products, materials, and resources in use for as long as possible. 

In this CEI webinar, hear from experts in regeneration and regenerative design about how design can take a holistic approach to a circular economy that supports natural ecosystems.  

From material innovations to responsible business models and tackling resource access across global supply chains, hear the key takeaways about the role of designing for circularity. 

What is circular design?

Circular design is a sustainable approach that focuses on creating products and systems that minimise waste and maximise resource efficiency. 

It involves designing products to last longer, be easily repaired, reused, or recycled, and to avoid generating waste throughout their lifecycle. 

The goal of circular design is to keep materials in circulation and reduce a product’s environmental impact by designing with the full life of a product in mind. 

For example, an electronic item may include a replaceable battery, screws instead of glue for easy disassembly, and a recycled aluminium casing. 

Key circular design principles

One of the core principles of circular design is planning for longevity, which means making products that last longer and can be easily repaired or upgraded. 

Another key principle is designing a product that can be easily disassembled so its parts or materials can be reused or recycled. This keeps valuable resources in circulation and reduces environmental impact. 

Circular design also emphasises the principle of designing out waste. By using fewer resources, avoiding toxic materials, and creating systems where by-products are repurposed, designers can significantly reduce the amount of waste generated throughout a product’s lifecycle. 

Circular economy definition

Most of society is currently structured around a linear ‘take, make, throw’ economy. We take resources by extracting them from the earth, we use these resources to make products, and these products are eventually thrown away. 

A circular economy revolves around keeping the resources we extract in use for longer. When a product reaches its end of life in a circular economy, instead of throwing it away, it will be easily repairable, its components will be reusable, and everything else will be recyclable. 

In short, every material a product is made from remains in circulation for longer to reduce the need for the increased extraction of virgin resources. 

For the circular economy to become mainstream, every product needs to be designed with circular principles in mind. Circular design means a product isn’t made to be thrown away; it’s built to be a valuable source of resources way beyond its original lifecycle. It gives everything we use a second life.

Over the past few years, circular construction has emerged as a transformative and innovative approach to the built environment. 

Unlike traditional linear models of consumption, circular construction embraces the principles of the circular economy to reduce waste, extend material lifecycles, and create regenerative systems. 

In 2025, these methods are used not only for environmental reasons but also because they can reduce costs. 

But what does a circular economy in construction look like exactly? At its core, it is a system that keeps resources in use for as long as possible through reuse, remanufacturing, and recycling. 

Circular design can regenerate communities, not only ecosystems, through infrastructure projects rooted in sustainability. 

In this CEI webinar, two expert speakers break down real-world examples from the built environment of circular construction projects that reduce inequality, improve wellbeing, and build local resilience.  

Below, we explore five best practices in circular construction that industry leaders are adopting in 2025.

1. Designing for deconstruction

One of the pillars of circular economy construction is designing buildings that can be easily adapted, dismantled, and reused. 

Many architects and engineers are now prioritising modular designs, which makes it easier to remove components post-build without any damage. 

This approach ensures that materials retain their value and can be repurposed for future projects. 

2. Prioritising reclaimed and recycled materials

By choosing materials that have already been used and repurposed, businesses can significantly cut down on the extraction of virgin resources, lower greenhouse gas emissions, and divert waste from landfill. 

Prioritising reclaimed and recycled materials isn’t just good for the planet – it’s smart business. It can help construction companies reduce material procurement costs and waste disposal fees. 

3. Leveraging new technologies like material passports

Technology is driving the circular economy in construction. One of the best examples is material passports. These are digital records containing detailed information about a product’s composition, lifespan, and recycling potential. 

Combined with BIM (Building Information Modelling), these tools are fast, enabling transparency across the supply chain and simplifying reuse. 

4. Embedding circularity in procurement and partnerships

Circular construction is not just about materials; it requires systemic change. Collaborative partnerships between architects, contractors, and waste management firms ensure that circular practices are implemented throughout the construction process. 

Of course, changing the established business model in an entire sector isn’t easy, but circular construction principles have the potential to do so. 

5. Extending building lifecycles through maintenance and refurbishment

The most sustainable building is the one that already exists. In 2025, many firms are focusing on extending the lifespan of buildings through proactive maintenance and targeted refurbishments. 

According to a UN report, the construction sector accounts for 37% of global emissions, making it the largest sector for emitting greenhouse gases by far. 

Keeping structures in use for longer not only ensures buildings are more efficient but also reduces the environmental impact of each construction project. 

The road ahead

By designing for adaptability, reusing materials, leveraging technology, and fostering partnerships, the construction industry is moving closer to a future where waste is minimised and value is maximised. 

For businesses, embracing circular construction in 2025 is not just about compliance or reputation; it is about building resilience, efficiency, and long-term profitability in a rapidly changing world.