The splendid blog 9590

Fire-rated roll-up doors make their keep on the most awful days. When warm and smoke press with a passage, the right door drops on command, slows to a regulated descent, and buys firemans and developing owners crucial minutes. In Chicago, we see these doors at filling anchors, passage openings, partition wall surfaces between manufacturing and office areas, and along egress paths in large retail impacts. FireKing, the fire-rated line from Cookson, turns up a whole lot right