S-5! Clamp and Bracket FAQ's

How much load will S-5!® clamps hold?
The answer to this question varies with the load direction, the seam profile, the roof material and the clamp model. We have done hundreds of tensile load t...
Tue, 7 Aug, 2018 at 2:50 PM
What profiles will S-5!® clamps not fit?
S-5! clamps will not fit on face-fastened trapezoidal rib or corrugated type panels.  While S-5! clamps won't work on thru fastened roofs we do have br...
Tue, 7 Aug, 2018 at 2:51 PM
What clamp should be used on a copper standing seam?
Traditional copper standing seam has been in use for about 1200 years. Our standard clamps are aluminum, which in the presence of an electrolyte (like rainw...
Tue, 7 Aug, 2018 at 2:37 PM
On what profiles should S-5!® clamps be used with caution?
There are some seams on which S-5! clamps should either not be used or used only with caution. Among them are snap-on cap type architectural seams and seams...
Tue, 7 Aug, 2018 at 2:50 PM
Pre-Weathered (COR-TEN®) Metal Roofing
COR-TEN®, corten, CorTen, and so on are alloys that contain Copper.  Copper and aluminum are dissimilar metals and electrolytic contact of these metals wil...
Tue, 7 Aug, 2018 at 2:51 PM
How do I know what clamp to use for my roof if I dont know my roof manufacturer and profile?
There 2 ways to determine the proper clamp using our website.  1. The first and often fastest, easiest way to find the clamp you need is to visit our CL...
Tue, 7 Aug, 2018 at 2:37 PM
What if the panel seam I'm using has not been tested?
Many panels are identical, or almost identical, to those tested. Our Clamp to Seam Tool searches through all of our known test data, providing the most up-t...
Tue, 7 Aug, 2018 at 2:38 PM
How can I be sure that S-5!® setscrews won't damage my panel?
We were also concerned about this. We didn’t want to promote a product that solves one problem on a metal roof, while creating another. Our first S-5! proto...
Tue, 7 Aug, 2018 at 2:38 PM
Should I be concerned about metallurgical compatibility?
Always be concerned about metallurgical compatibility. Incompatibility can cause rapid galvanic corrosion and void material warranties. S-5! aluminum clamps...
Tue, 7 Aug, 2018 at 2:38 PM
Which clamp works best on horizontal seams?
For horizontal seams under .5″ Use the S-5-E and crimp the seam to 180 degrees at desired clamp location. For horizontal seams under .5″ you may al...
Tue, 7 Aug, 2018 at 2:38 PM