FOS producer of storm clips

The specialist in wind uplift protection

Tried and tested fixing solutions for roof tiles and facade coverings

Friedrich Ossenberg-Schule GmbH + Co KG (FOS) offers high-quality protection to reduce the risk of storm damage. Take advantage of our expertise now. Decades of experience and great reliability have made us one of the leading manufacturers of clips for fixing small-sized roof and facade coverings and improving wind up lift protection. Next to a wide range of clips, we can offer practical solutions and industry specific information about everything concerning wind load on the roof.
FOS test bench

Quality evaluations on our own testing facilities

We are committed to providing the highest quality products. For storm, ridge and facade clips, high up-lift resistance, the optimal fit of the clip to the tile and batten, fast assembly and protection against corrosion and deformation are the decisive quality features. Therefore, we are only using high-quality material and a clip shape that is precisely adapted to the roof tile and batten, which can then be installed in a time saving manner. All FOS products are tested in our own test facilities in accordance with EN 14437 and guarantee professional storm protection.

Close cooperation with industry, trade and contractors

We believe it is of great importance to work closely with roof tile manufacturers in order to ensure that we are always abreast of the latest trends and technologies and that our products are practical and fit for purpose.If you have any queries we offer a professional advisory service by phone, so please do not hesitate to call us on (+49) 2372 558 99 0. For technical support or suggestions, you can also contact our application engineering department.

On our YouTube-Channel you can watch practical guides on roof repair and installation. Furthermore, our free online service tools FOS WindCHECK®FOS ClipCHECK®  and FOS CombiCHECK®  offer professional assistance for wind uplift protection.

FOS quality Made in GermanyFast delivery of FOS quality made in Germany

Production and shipping are located at our two sites in Hemer, North Rhine-Westphalia, and Treuen, Saxony. From there, the storm clips are promptly delivered to the retailers.

FOS principles
The company is not only managed by the owner, but it has been in family possession for six generations. FOS employs about 90 employees and is built on staff satisfaction, quality, expertise and high reliability. When dealing with staff, customers and partners, honesty and fairness is very important for us. We educate trainees actively and support social institutions.


FOS advantages at a glance:
  • Close cooperation with major roof tile manufacturers.
  • In close consultation with contractors and manufacturers throughout the process of continuous innovation and optimisation.
  • Wide range of storm clips and ridge clips for all common rooftiles in Europe.
  • Technical evaluations performed inhouse on our own testing systems.
  • Advisory service, video guides, online service tools and industry specific information.