BOSS 760 Firestop
UL Classified. Neutral cure silicone that sustains constant vibration, seismic and thermal shock. Excellent for perimeter sealing around fire dampers, pipes, conduits and electrical cables. Will not intumesce.
10.1 oz. Cartridge, 28 oz. Cartridge, 20 oz. Sausage, 5 Gallon Pail