Oxara sustainable building

Oxara is redefining construction with its innovative cement-free binders and activators. By utilizing mineral waste and promoting circular practices, Oxara is paving the way for a sustainable future in building. Their products not only reduce CO₂ emissions but also transform discarded materials into valuable resources, making a significant impact on the construction industry.

Oxara: Sustainable Building Solutions with Cement-Free Materials

What is the Oxara Project?

Oxara is shaking up the construction world with its bold approach to sustainable building. At its core, Oxara offers cement-free binders and activators that serve as an eco-friendly alternative to traditional cement. The magic lies in an innovative blend of mineral salts combined with reused clay or demolition waste, turning what was once discarded into versatile, resource-efficient building materials. This isn’t just about products—it’s about rethinking how construction materials are made and used, pushing the industry toward a circular, waste-reducing future.

The Main Benefit: Sustainability Meets Innovation

Oxara’s approach tackles some of the biggest challenges in construction head-on. Here’s what makes it stand out:

  • Major reduction in CO₂ emissions by eliminating traditional cement.
  • Reuse of mineral waste materials from the construction industry, cutting down landfill and resource extraction.
  • Creation of versatile, cement-free binders suitable for a wide range of applications.
  • Promotion of circular construction practices that close material loops.
  • Collaboration with industry players, planners, and developers to scale sustainable building.

Products That Bring the Vision to Life

Oxara’s product lineup is all about transforming waste into valuable building solutions. Each product follows a simple but powerful idea: turning mineral waste into sustainable materials. For example, the KIBECO CLEANCRETE OULESSE range uses the Oulesse® binder to create cement-free concretes by reusing finely ground mineral construction waste. Then there’s KIBECO CLEANCRETE NOSSIM, a cement-free clay concrete perfect for floors, non-load-bearing walls, and wood composites—natural, aesthetic, and super versatile.

Innovative Building Blocks and Pavers

Beyond concretes, Oxara offers OXABLOC—stabilised compressed earth blocks made with natural clay and the Loko activator. These blocks provide a low-carbon alternative for interior walls, regulating humidity to create a healthy, cozy indoor climate. And for outdoor spaces? The OULESSE® PAVERS replace most cement with the Oulesse® binder, delivering the same durability and look but with a much smaller carbon footprint. Plus, there are specialized options like OULESSE® PERVIOUS PAVERS for efficient rainwater drainage and OULESSE® GRASS PAVERS that let greenery grow through, perfect for parking or fire access roads.

Collaboration at the Heart of Oxara

Oxara knows it can’t do this alone. The project thrives on partnerships with manufacturers, builders, researchers, and real estate developers who share a passion for low-carbon, circular, cement-free solutions. This ecosystem approach ensures that sustainable building materials don’t just stay ideas—they become real, scalable solutions that reshape the industry.

Oxara’s Impact on Sustainable Development Goals (SDGs)

  • SDG 9: Industry, Innovation, and Infrastructure – promoting innovative, sustainable construction materials.
  • SDG 11: Sustainable Cities and Communities – enabling low-carbon, circular building practices.
  • SDG 12: Responsible Consumption and Production – reusing waste materials and reducing resource extraction.
  • SDG 13: Climate Action – significantly cutting CO₂ emissions in construction.
  • SDG 17: Partnerships for the Goals – fostering collaboration across sectors for greater impact.

Projects and News: Real-World Proof of Concept

Oxara’s solutions aren’t just theoretical—they’re already making waves in real projects. From pushing boundaries in material use to proving that sustainable construction can be practical and impactful, Oxara’s work speaks volumes. Recent highlights include collaborations like the launch of a low-carbon concrete paver collection with CREABETON in Switzerland, and partnerships with ETH spin-offs and Swiss heritage companies. These stories show how innovation and tradition can come together to build a greener future.

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