3M firestop solutions prevent the spread of fire, smoke and toxic gases, and are supported with world class training and 3M technical expertise. Learn more.

With over thirty years of members’ experience, a constant stream of innovation, and over ten thousand tested systems, we are the source of firestop experience. Our library of resources is continuously expanding. Find the most recent library assets on our "What's New?" page, or view the full resource archive.

Firestops prevent unprotected horizontal and vertical penetrations in a fire-resistance-rated wall or floor assembly from creating a route by which fire and smoke can spread that would otherwise have been fire resisting construction, e.g. where a pipe passes through a firewall.

Keep kitchen fires from spreading with StoveTop FireStop. These easy-to-install fire suppression devices can be placed under STANDARD OR CUSTOM VENTHOODS, MICROWAVES, or LOW-HUNG CABINETS at various heights.

Hilti’s extensive range of firestop solutions provide first-class protection in a wide array of conditions. Identifying the correct firestop system to meet project needs and requirements is critical during design and construction.

Passive Fire Protection Partners has been making firestop materials since the industry's inception. For over 3 decades we have been designing and improving our products while keeping in mind "Safety" and the "End User".

Access an up-to-date approval library of more than 1,155 trusted firestop systems and contractor details for every solution. Choose the search function that best suits your workflow and needs: guided (images), advanced (multiple filters) or direct search.

Firestopping is the use of fire-resistant materials to seal holes in fire walls, floors and ceilings. They slow the spread of flame, smoke and toxic gasses.

Firestop products, when installed according to a tested system, withstand the high thermal and mechanical pressures present during a fire while maintaining their functionality and integrity in different ways.

Firestop systems protect against the passage of flames, deadly gases and toxic smoke through openings that are created for penetrations, joints and gaps in fire-resistive walls, floors and floor/ceiling assemblies.