Our UNIQUE Split Sleeve Firestop System is designed to retrofit existing cable violations in a firewall with a re-enterable, multi-cable transit system.Our UNIQUE Split Sleeve Firestop System is a UL tested retrofit solution. It is designed for sleeving, firestopping and smoke sealing cables or wires already installed without a sleeve and in violation of the firewall rating. This zero-maintenance, through-penetration system is installed without any tools in minutes.NO TOOLS REQUIRED. Saves time and labor. No need for installers to pull cables back out of the walls or floors after failing an inspection because the UNIQUE Fire Stop Split Sleeve design can be fitted around existing cables. This Split Multi-Cable Transit System is UL 1479 Classified for up to 4 hours vertical and 3 hours vertical.All UNIQUE firestop sleeve systems include enough UNIQUE Fire Stop Intumescent Putty for a minimum 25% cable load.
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