About Sismann & Bartel Weru Studio

Contact Information

WERU Windows and Doors are a guarantee for highest quality and durability. With WERU you opt for the market leader. Because no other manufacturer offers such a complete professional window, the way you want it: with constant improvements and developments of products to meet present and future needs of your individual window.

We are in the process of developing our website where you will find a lot of useful information along with a galery of our completed projects, so please visit again soon.