FassaLime: Sustainable Building Through Tradition and Innovation

Latest News Wed, Nov 12, 2025 12:14 PM

Fassa Bortolo has long been recognised for its commitment to building materials that balance performance, heritage, and environmental responsibility. Nowhere is this more evident than in its FassaLime systems. A comprehensive range of lime-based products that bring together centuries of craftsmanship with cutting-edge research to deliver sustainable, high-quality building solutions.


Designed for both restoration and modern construction, FassaLime systems embrace the natural advantages of lime. Known for its breathability, flexibility, and compatibility with traditional materials, lime has been used for generations to create healthy, enduring structures. Fassa Bortolo has elevated this material to new standards through its scientific understanding of how lime behaves, reacts, and supports the environment. Each FassaLime system is a complete cycle - from mortars and base coats to finishes, it is developed to perform in harmony, ensuring strength, stability, and aesthetic continuity.

At the heart of this innovation lies Ex Novo, Fassa Bortolo’s specialist range for the restoration and conservation of historic and listed buildings. The Ex Novo products are meticulously formulated using natural hydraulic lime (NHL) and carefully selected aggregates to replicate the properties of traditional materials while enhancing them with modern consistency and reliability. This allows heritage buildings to be repaired and maintained with respect for their original fabric, ensuring authenticity and longevity without compromising environmental performance.

A key advantage of the Ex Novo range and indeed all FassaLime systems, is their ability to allow buildings to breathe. Unlike cement-based materials, which can trap moisture and cause deterioration, lime mortars and renders facilitate natural moisture exchange. This not only protects the structural integrity of walls but also contributes to a healthier indoor environment. Such qualities align perfectly with the principles of Bio Architecture, an approach central to Fassa Bortolo’s philosophy that prioritises ecological balance, human wellbeing, and the responsible use of resources.

Sustainability is at the core of Fassa Bortolo’s development process. The company continually invests in research to reduce its environmental footprint. From sourcing natural raw materials responsibly to optimising production methods that lower carbon emissions. Lime itself plays a pivotal role in this effort: during the curing process, it reabsorbs part of the carbon dioxide released during its manufacture, closing the natural cycle of lime and reinforcing its credentials as a sustainable material.


Through FassaLime and its Ex Novo range, Fassa Bortolo demonstrates how innovation rooted in tradition can shape a more sustainable future for architecture. These systems not only preserve the beauty and integrity of the past but also inspire environmentally responsible design for the generations ahead.

To find out more on our FassaLime cycles and Ex Novo products, please call 01684 218305 or email info.fassauk@fassabortolo.com

In association with Fassa Bortolo


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Company Details

Fassa House Ashchurch Business Centre
Alexandra Way
Tewkesbury
GL20 8TD
United Kingdom
T: 01684 218305
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