Metacaulk Cast-In-Place Metacaulk® Cast-In-Place Firestop Devices are designed for use in poured concrete floors to form a through penetration firestop system. Technical Data Sheet : English Category: Metacaulk Related products MetacaulkMetacaulk MC 150+ Read more MetacaulkMetacaulk 835+ Read more MetacaulkMetacaulk Firestop Pillows Read more