Fastening to the metal roof.
The original S‑5!® clamps for standing seam roofs
S‑5!® Metal Roof Innovation Ltd. from the USA has been developing innovative clamps for a wide range of metal roof profiles as well as products for PV installation and snow guards since 1992. The widely tested and universally applicable S‑5!® clamps have been offering reliability and the highest holding forces for decades, which cannot be achieved by other seam clamps available on the market.
More than 15 years RoofTech distributes the product range of S‑5!® exclusively in Europe.
Our recognized good customer service, extensive warehousing and fast order processing are the basis for long-term customer satisfaction. Sales are made to building material, metal and solar retailers, to manufacturers of fall protection and assembly systems, to metal roof manufacturers and to specialized installation companies.
We have all the essential S-5!® products for the European market in stock. The clamp is selected based on the respective standing seam or metal roof profile and the application. We would be happy to advise you and look forward to your inquiry.


Find the right product for your metal roof profile:




Special advantages of S‑5!® Clamps:
- Simple, quick and penetration-free installation.
- Universally applicable for a wide variety of installations:
- PV direct mounting without rails with S-5!® PVKIT
- Basis for known rail systems as a substructure for PV systems
- base for Fall protection systems
- base for snow retention systems
- base for steps, walkways, railings, and much more..
- Basis as universal mounting system on metal roofs
- Highest holding forcesthat cannot be achieved by other terminals.
- S‑5!® Production in the USA – ISO 9001 certified.
- S‑5!® 25-year manufacturer's warranty (Link to the S‑5! warranty conditions).
- The S-5!® clamps have been tested on a variety of seam types and metal types from various manufacturers by independent testing institutes in the USA.
- The S‑5® E and Z clamps are approved by the building authorities: DIBt abZ aBG Z‑14.4–719, until 05-2027.
- Custom-made special productions are possible from a corresponding production quantity.


The core of the S‑5!® clamps is the pressure point specially rounded Grub screw made of stainless steel.
When mounted with the grub screw, the metal at the fold is slightly deformed without damaging or penetrating it. The resulting traction is Basis for the permanently very high holding forces.





