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Actualités Natura Mater

Lenoo – Pioneering Insulation from Recycled Wood Waste


In a world where sustainable construction is no longer optional but essential, Lenoo stands out as a beacon of innovation and circularity. By transforming MDF production waste into high-performance wood fibre insulation, Lenoo is rewriting the story of what recycled materials can achieve.

As a proud partner of Natura Mater, Lenoo represents the ingenuity that drives the construction industry toward a greener, more sustainable future.


Discover Lenoo's revolutionary insulation made from recycled MDF waste. With high thermal, acoustic, and environmental performance, Lenoo embodies circularity, sustainability, and comfort for every construction project.

Turning Challenges into Opportunities

Each year, millions of tons of wood waste are generated in Europe—4 million tons in Belgium alone. Much of this waste is destined for incineration, contributing to carbon emissions and resource depletion. Lenoo, however, has found a way to turn this challenge into an opportunity.

Using patented defibration technology, Lenoo transforms end-of-life MDF offcuts from Unilin’s production lines into bio-sourced insulation that is local and circular and performs exceptionally well on thermal, acoustic, and environmental criteria.


What Makes Lenoo Insulation Exceptional?

1. Circular and Sustainable

Lenoo’s entire process is built on upcycling principles, ensuring:

  • Waste wood has become a highly demanded resource.

  • Zero waste production, in line with their "no incineration" policy.

  • Grey energy is reduced by up to 50% compared to conventional insulation materials.

Every ton of Lenoo insulation produced reduces 750 kg of CO₂ and 210 kg of NOx emissions, significantly contributing to a cleaner planet.

2. Thermal and Hygrothermal Performance

Lenoo’s wood fibre insulation boasts a density of 120 kg/m³, which provides:

  • Superior thermal inertia: A phase shift up to 50% higher than many competitors, ensuring year-round comfort by slowing heat transfer in summer and retaining warmth in winter.

  • Moisture regulation: The vapour-permeable material balances indoor humidity, reducing condensation and mould growth.

3. Acoustic Insulation

Lenoo insulation creates a soundproof barrier, effectively reducing noise pollution from traffic, construction, and neighbours. It’s a perfect fit for urban environments or multi-family housing projects where quiet are essential.

4. Fire Safety

With a reaction-to-fire rating of Class E, Lenoo insulation provides the necessary safety assurance for residential and commercial applications.


A Revolutionary Process

Lenoo’s defibration process, patented in 2023, is at the core of their innovation. Unlike traditional methods, this technology:

  • It uses low energy to break down MDF into high-quality wood fibres.

  • Preserves the integrity of the fibres, ensuring consistent quality.

  • Adapts to various feedstocks, including MDF chips and end-of-life panels.

The result is a product that meets and exceeds the industry’s environmental and technical performance expectations.


4-Season Comfort for Every Project

Lenoo’s insulation is engineered for versatility and efficiency:

  • Suitable for walls, floors, ceilings, and roof insulation.

  • Works equally well in residential, commercial, or industrial settings.

  • It is ideal for new buildsrenovations, and heritage projects where exterior alterations aren’t an option.

This 4-season insulation ensures:

  • Reduced energy consumption during both heating and cooling seasons.

  • A healthier indoor environment free from VOCs, with improved air quality and thermal comfort.


Circular Construction in Action

Lenoo’s partnership with Unilin is a shining example of how collaboration within the construction ecosystem can create closed-loop solutions. By converting MDF offcuts—a byproduct of panel production—into premium insulation, Lenoo reduces waste and creates a product that contributes to low-energy, sustainable buildings.



Discover Lenoo's revolutionary insulation made from recycled MDF waste. With high thermal, acoustic, and environmental performance, Lenoo embodies circularity, sustainability, and comfort for every construction project.

Why Lenoo Represents the Future of Insulation

At Natura Mater, Lenoo is vital to the shift toward circular, local, and bio-sourced materials. Their commitment to combining environmental responsibility with cutting-edge innovation sets them apart as a leader in the industry.

Lenoo Insulation offers a unique project solution that balances performance, sustainability, and comfort. From urban retrofits to new ecological homes, their wood fibre insulation proves that recycling can drive revolutionary change in construction.

By choosing Lenoo, you’re not just insulating a building—you’re insulating the future.

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