This article first appeared in the PR December 2001
issue of Pro Remodeler.
CP 777 Speed Plugs are 60% faster than castle cutting and 43% faster than conventional mineral wool installations for top-of-wall firestopping, the company says. The preformed, compressed insulation is designed to fit securely into a flute with no gaps, voids or wasted material. The product comes in 224.525.52-36-inch and 32527236-inch sizes.
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