Austrian building materials firm Wienerberger, the world’s biggest brickmaker, has agreed to buy British roofing company Building Product Design Group. Financial terms were not disclosed. Wienerberger’s growth strategy is focused on advancing its market position in the roof, façade, wall and paver sectors, bringing building materials solutions for the whole building envelope to the construction industry. "The UK is one of the strongest and most innovative markets for roofing products, and a key growth area for us as a business. The acquisition of BPD will strengthen our own position as a full-range roof systems supplier thanks to their reputation for innovation and production expertise. BPD’s specialist roof accessories are a perfect fit with our existing roof portfolio, helping to fuel future growth throughout the UK and Europe. There is also a great synergy between the core values we share as companies, such as a focus on innovation, technical expertise and quality of customer service," said Heimo Scheuch, Wienerberger's CEO.