These firestop systems are intended to be used to seal openings where the penetrating items have been removed or where the penetrating items have not yet been installed. CP , Mineral wool Show all. Such properties may include material type mineral wool, backer rod, fiberglass, etc. USG Fire Resistant Assemblies Floor Slab Penetration Details. Review the selected systems and additional information. Wood Floor Assembly F-C
Trusted Firestopping Products and Systems from 3M
Firestop solutions from 3M Fire Protection Products
Firestops and Joints
Description: Firestops and Joints Keeping firestop and joint systems code compliant. We provide a full range of services, including physical examinations such as corrosion resistance, mold growth and humidity, high and low temperature, puncture, impact, erosion, positive and negative pressure, and leakage. Clothes dryer transition ducts are evaluated according to UL A and air dispersion system materials are evaluated to Outline of Investigation UL Continuing to use this site means that you consent to us placing cookies.