Infrastructure

Reducing Settlements and Soil Pressure with Improved Drainage Capacity

Habitat Comfort

Wall and Slab solutions with focus on Thermal & Sound insulation, Wet rooms and Impact resistance

Green Roofs and Landscaping

Bringing New Life to Your City, Parks and Green Areas

Water Management

Draining, Retention and Cleaning of Agriculture, Storm and Run-off Waters

What is Leca^® LWA

Leca^® LWA is a well-proven, high quality, efficient and durable lightweight aggregate suitable for a wide range of applicants in the construction sector. It is a sustainable construction material packed with properties that improve the economic, social and environmental performance of a building or infrastructure over its whole lifetime.

Production

To produce expanded clay high temperatures are necessary and the production is therefore energy intensive.

Product

Expanded clay is a well-proven, high quality, efficient and durable lightweight aggregate suitable for a wide range of applicants in the construction sector.

Applications

Expanded clay is a unique lightweight aggregate with versatile applications, the only "all in one" aggregate with sustainable use "everywhere".

Sustainability

Sustainability is part of our DNA - our everyday way of working. We produce sustainable building materials with the maximum care for our employees, customers and the environment. We have a strong commitment to improve our carbon footprint with a goal to reduce the greenhouse gas emissions by 50% before 2030. As part of the Saint-Gobain group we are committed to follow the Groups environmental goals; being Carbon Neutral in 2050. We will achieve these goals mainly by substituting the consumption of fossil fuels with green energy. But we also aim to improve the circular economy of our products and services.

News | Sustainable Projects

2021-10-07

From clay to a sustainable building material

In each stage of our product life cycle we embody a sustainable approach. We strive to minimize the environmental impacts of our production in every single step.

More info

2021-08-13

Interview with Sustainability Specialist Ana Raquel Fernandes

Ana Raquel Fernandes's Biography

2021-06-18

LECA International invest in additional production capacity in Estonia

LECA International, part of the Saint-Gobain Group, is investing in additional production capacity in Estonia.

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BUILD Magazine

The BUILD magazine will take you around the LECA world and show you a number of amazing articles.

The magazine is published twice a year, produced by the LECA International team, which features the most recent case studies utilizing Leca^® LWA within its specifications across the Europe. On top of that you will find interesting interviews with key companies and persons in European building industry.

Download now to see our latest case studies and innovative engineering projects from the world's leading civil engineers and architects using LECA^® LWA within their designs.