S-5! clamps are 100% made in the U.S.A. at a state-of-the-art ISO 9001:15-certified manufacturing facility, using certified raw materials and undergoing regular audits by UL, FM, ICC, TÜV, and SAI Global. Designed for durability and longevity, these clamps are made from corrosion-resistant aluminum and stainless steel to withstand harsh weather conditions. Their no-penetration design securely attaches solar panels to various metal roof profiles—standing seam, ribbed, corrugated, and more—without damaging the roof, preventing leaks, and preserving roof warranties. Easy to install with no need for specialized tools, S-5! clamps reduce labor time and costs, making them a cost-effective and reliable choice trusted by professionals for high-performance solar installations.