3M™ Fire Barrier Cast-In Device Metal Deck Adaptors are one-piece plastic body adaptors for one-step firestopping on fluted metal decks. Installers simply snap a metallic or non-metallic 3M™ Fire Barrier Cast-In Device into the adaptor – no fasteners are required – and attach it to the metal decking before concrete slabs are poured. Adaptor/device assemblies are firestop tested up to 3 hours.

3M™, 7000148879, Cast-In Device, Fire Barrier, For Pipe Size: 3 in, For Use With: 3 in Cast-In Device, Fire Rating: 3 hr, Metal

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• Provides up to three hour fire protection
• Factory made, helps assure consistent quality
• Red color easily identifiable as fire-rated
• Easy snap-in assembly of cast-in devices saves time and requires no fasteners
• One-piece body attaches easily to metal decking before slabs are poured
• Allows for fast, easy cast-in firestop installation on fluted metal decks
• Used in conjunction with Fire Barrier Cast-In Devices, adaptors are