About Derbigum

Derbigum develops smart roofing solutions with one clear goal in mind: sustainable protection for both buildings and the environment. Manufactured in Belgium and used worldwide, our products support a circular approach to construction.

We combine technical expertise with environmental responsibility to create future-proof roofs.

100% Belgian production

Our production unit and recycling plant are located in Perwez, in the heart of Belgium. This local presence makes us flexible, efficient, and reliable. By manufacturing locally, we reduce our ecological footprint and ensure fast, responsive service from order to delivery.

Part of Kingspan since 2022

Since June 2022, Derbigum has been part of Kingspan – a global leader in advanced insulation and building envelope solutions. This partnership strengthens our capabilities, expands our product range, and accelerates our commitment to circular innovation.

Learn more about the Kingspan Group

A global presence

With seven sales offices and over 250 employees, we’re always close by. You benefit from local support backed by international experience. Whether you have a project in Belgium, Europe or beyond, our experts will work with you from start to finish.

Service is in our DNA

At Derbigum, technical support isn’t an added bonus – it’s part of who we are. Our experts guide you from the design stage through to implementation, offering practical solutions, prompt responses and tailored advice for every challenge.

Over 90 years of experience

We are specialised in flat roof waterproofing since 1932. For over 90 years, we have been contributing to industrial, public and residential projects – always with proven durability and reliability.

Discover how Derbigum has evolved over the decades

Millions of square metres of experience

We’ve installed millions of square metres of roofing around the world. From airports and schools to logistics warehouses and hospitals: our solutions have delivered results in thousands of projects.

100% recyclable membranes

Our roofing membranes are fully recyclable. We give old membranes a second life by transforming them into new, high-quality raw materials. It’s a sustainable approach that also makes technical sense.