Why choose Derbigum?

When you choose Derbigum, you’re choosing quality, sustainability and decades of proven expertise. For over 90 years, our solutions have protected millions of square metres of roof surface around the world. Our roofing membranes have a life expectancy of up to 50 years, are fully recyclable, and are installed by certified professionals.

Derbigum means intelligent systems, dependable technical support, and guarantees that truly make a difference. From design to recycling, we help create high-performance roofs – for today and tomorrow.

90 years of experience, millions of square metres

We’ve been waterproofing flat roofs since 1932. Today, we manufacture all our systems in Belgium and have installed over 700 million square metres of Derbigum roofing worldwide – on industrial buildings, homes and public infrastructure.

Discover our history

Reliability and peace of mind

Our roofing systems are designed for long-term performance with minimal maintenance. They are ATG-certified (ATG 3163 & 1502) and meet the highest quality and environmental standards – giving you lasting peace of mind.

Have a look at our certifications

Support you can trust, from design to recycling

At Derbigum, we offer more than just products. Our technical experts partner with you on every aspect of your project – from choosing the right materials and planning installation to follow-up and reuse. You benefit from a smart and customised approach.

Learn more about Derbigum

Reliable guarantees that really count

Derbigum offers clear, comprehensive guarantees that cover both materials and installation – with no hidden clauses or fine print. You know exactly where you stand, now and into the future.

Choose circularity: No Roof To Waste

Thanks to our unique recycling technology, old Derbigum roofing membranes are transformed into high-quality raw materials for new roofing products. This circular process cuts waste and conserves resources.
Since 2010, we have:

recycled 35,000 tonnes of bitumen
avoided 17,500 tonnes of CO₂ emissions
saved 49 million litres of crude oil

Learn how we make circular roofs a reality

Certified installers who make a difference

Our Certified Derbigum Roofers are technically trained, reliable and committed to our high quality standards. Backed by our team, they ensure correct installation, watertight results and smooth cooperation.