Service Description Fire stopping acts as a barrier to stop fire and smoke spread via the sealing of gaps, joints, and penetrations in fire-rated walls, floors, and other building assemblies to contain fire and smoke| It serves the dual purpose of preventing horizontal and vertical openings from creating pathways for fire and smoke propagation, as well as sealing linear gaps between fire-resisting constructions| A key component of passive fire protection systems, it enhances overall stability, integrity, and insulation all the while fortifying the compartmentalization of the building| Comprehensive fire stopping across all penetrations and joints is key to containing fire and smoke within the compartment of origin, maintaining tenable conditions for evacuation, and preventing collapse|