Revision context
Document record
The file is a Word guide specification titled Snap-Clad Copper 16, 12, 10 inch, dated August 2024. It sets out Section 07410, preformed metal standing seam roofing, for a factory pre-finished architectural system from Petersen Aluminum Corporation. Factory formed standing seam panels are in scope, and related work named includes structural steel, steel joists and sheet metal flashing. The material is copper sheet and strip under ASTM B370, and the references include SMACNA, AISI and the Aluminum Association design manual.
The performance section requires water penetration control under ASTM E283 and E331, a UL Class 90 wind uplift in accordance with UL 580, and ASTM E1592 testing. The weathertight warranty period is 20 years from substantial completion, and the applicator warranty is two years. The section also covers delivery and storage of metal roof panels, project conditions for weather and field measurements, and coordination with curbs and penetrations.
Material changes / notes
Official file linked from the current catalogue. No local archive copy is retained. Publication date and revision have not been verified.