Walraven Group The Walraven Group, with its headquarters in Mijdrecht, Netherlands, is today an internationally active enterprise with its own production facilities and sales offices in various countries. Walraven product......Walraven Group The Walraven Group, with its headquarters in Mijdrecht, Netherlands, is today an internationally active enterprise with its own production facilities and sales offices in various countries. Walraven products are used by tens of thousands of installation companies in Europe, North America, Latin America, Africa, the Middle East, Asia and Australia. Decades of experience Our products and know-how have guaranteed the highest quality for 70 years. Decades of experience and the performance of our expert tradesmen are priceless building blocks for our enterprise. We are proud of our history. Innovation Developing and implementing innovative technical ideas enjoys a high priority at Walraven. The starting point is ease of use and saving time during installation coupled with an optimum in reliability. Our constant motivation is being innovative and leading in quality . System philosophy Each individual product is an important part of a total systems solution. Market oriented, innovative and fitting the needs of the customer. Our 3 product systems: BIS Fixing Systems BIS Fire Protection Systems BIS Sanitary Systems