3M™ Fire Barrier Cast-in Device 4MCID, for Metal Pipes, 4 Inch

For Industrial Use Only. Estimated Lead Time Is 5 Working Days.

3M™ Fire Barrier Cast-In Devices for Metal Pipes provide one-step firestopping for penetrations through fire-rated concrete floor assemblies. Heights are easily adjustable, and these intumescent devices are rated for up to 3-hour fire protection.

3M™ Fire Barrier Mortar, Gray, 44 lb

For Industrial Use Only. Available October 2025.

3M™ Fire Barrier Mortar is a lightweight, gypsum-based powder that mixes with water to form a heat-absorbing firestop for through penetrations in fire-rated floor or wall assemblies. Versatile mortar can be mixed self-leveling or non-sag, and adheres to a range of construction substrates and penetrants. It also acts as a heat sink, reducing the chance of fire on unexposed sides of the assembly.

3M™ Fire Barrier Mortar, Gray, 5 Gallon (Pail)

For Industrial Use Only. Available Mid-July 2025.

3M™ Fire Barrier Mortar is a lightweight, gypsum-based powder that mixes with water to form a heat-absorbing firestop for through penetrations in fire-rated floor or wall assemblies. Versatile mortar can be mixed self-leveling or non-sag, and adheres to a range of construction substrates and penetrants. It also acts as a heat sink, reducing the chance of fire on unexposed sides of the assembly.

3M™ Fire Barrier Ultra GS Wrap Strip, 2 in x 40 ft

For Industrial Use Only. Estimated Lead Time Is 5 Working Days.

3M™ Fire Barrier Ultra GS Wrap Strip is a quick, cost-effective firestop for non-metallic pipe, insulated pipe and combo penetrations in fire-rated wall, floor and floor/ceiling assemblies. This graphite-based intumescent firestop blocks flame, heat and toxic by-products of combustion.

3M™ Fire Barrier Putty Sleeve DT100, 1 in, Round

For Industrial Use Only. Estimated Lead Time Is 15 Working Days.

3M™ Fire Barrier Putty Sleeve Kits are designed to help prevent the passage of fire and smoke in new or existing cable penetrations through walls or floors. These kits are tested up to 4 hours for fire-rated through penetration systems (in accordance with ASTM E814).

Each kit comes complete in a box containing a 3M™ Fire Barrier Putty Sleeve (two-part metallic sleeve with set of two-part metallic flanges), 3M™ Fire Barrier Moldable Putty+, sheet metal screws, drywall screws and two installation identification labels.

3M™ Fire Barrier Putty Sleeve DT400, 4 in, Round

For Industrial Use Only. Estimated Lead Time Is 15 Working Days.

3M™ Fire Barrier Putty Sleeve Kits are designed to help prevent the passage of fire and smoke in new or existing cable penetrations through walls or floors. These kits are tested up to 4 hours for fire-rated through penetration systems (in accordance with ASTM E814).

Each kit comes complete in a box containing a 3M™ Fire Barrier Putty Sleeve (two-part metallic sleeve with set of two-part metallic flanges), 3M™ Fire Barrier Moldable Putty+, sheet metal screws, drywall screws and two installation identification labels.

3M™ Fire Barrier Putty Sleeve DT200, 2 in, Round

For Industrial Use Only. Estimated Lead Time Is 15 Working Days.

3M™ Fire Barrier Putty Sleeve Kits are designed to help prevent the passage of fire and smoke in new or existing cable penetrations through walls or floors. These kits are tested up to 4 hours for fire-rated through penetration systems (in accordance with ASTM E814).

Each kit comes complete in a box containing a 3M™ Fire Barrier Putty Sleeve (two-part metallic sleeve with set of two-part metallic flanges), 3M™ Fire Barrier Moldable Putty+, sheet metal screws, drywall screws and two installation identification labels.