ST Fastening Systems manufacturers & distributes fasteners, solid & vented foam closure strips, EPDM rubber pipe flashings to ... the commercial, agricultural, industrial, & residential metal roofing markets. Product strengths are drill point quality & corrosion resistance. A state of the art powder coating process is available to match most building panel colors. Clip screws for standing seam metal roofs, painted rivets, caulk & tape products & snow guards round out the product line. read more