3M Fire Protection

A construction worker installs electrical wiring in a partially built room with exposed wooden beams and brick walls

Specified Fire Protection Solutions for Electrical Industry

Download Product Flyer (PDF, 572 KB)

Cost Effective Solutions and Peace of Mind, by Design.

3M Fire Protection products help electricians and firestop specialists alike meet or exceed code standards, save installation time, and simplify the inspection process. Whether installing complex through-penetration systems, simply sealing cable penetrations, or retrofitting electrical boxes, 3M solutions solve jobsite problems with intuitive design and proven performance for new builds and renovations.

Learn more about our featured products for electrical industry (PDF, 572 KB).

NEW: 3M Fire Protection Electrical Box Inserts

Designed for easy installation due to flexible material design, pre-cut wiring slits, and full adhesive backing. The 3M™ Electrical Box Insert uses 3M™ Hyper-GS Intumescent Technology and expands 100x in volume under fire. This product is great for both retro-fitting and new construction applications which can be used in conjunction with metallic electrical boxes.

Learn more about 3M Fire Protection Electrical Box Inserts (PDF, 724 KB)

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Video: Electrical Box Insert Product Overview
Video: Electrical Box Insert Versatility
Video: Electrical Box Inserts vs Putty Pads
Video: When Fire Protection is Needed for Electrical Boxes

Take the Next Step

No jargon, no fluff. Just practical resources that help you get the job done with confidence.

You can call 1-800-328-1687 or email 3MBuildingProtection@mmm.com.

No jargon, no fluff. Just practical resources that help you get the job done with confidence.

You can call 1-800-328-1687 or email 3MBuildingProtection@mmm.com.

Construction workers silhouetted against the sunset, working on a large scaffolding structure.

Join us for a Live Webinar

Learn about the importance of PFP in commercial construction electrical work. Increase awareness of codes and regulations that are relevant to PFP and electrical work. Better understand the breadth and depth of PFP product solutions needed and used for electrical work in commercial construction. Learn about why it is important to include effective and easy to use PFP solutions in construction project plans.

October 23, 2025 - 10:00-11:15am central time.

57 products

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3M™ Fire Block Seal FB 136 10.1 fl.oz. Cart 12

3M™ Fire Block Sealant FB136, Gray, 10.1 fl oz Cartridge, 12/Case

3M Stock

7100155919

Previous 3M Stock

98040056263

UPC

00051115165917

Alternative ID

136

3M™ Fire Block Foam, Orange, 12 fl oz, 12 Can/Case

3M Stock

7100006734

Previous 3M Stock

98040056149

UPC

00051115549076

Alternative ID

FB-FOAM-ORANGE

3M™ Fire Barrier Wrap Strips FS-195+, 2 in x 24 in, 10 Each/Case

3M Stock

7000006371

Previous 3M Stock

98040022224

UPC

00051115071157

Alternative ID

FS-195+

Albion® Battery Operated Power Dispenser, 1/case

3M Stock

7100170625

UPC

00076308146108

Alternative ID

DISP_GUN

Albion® Manual Dispenser, 1/case

3M Stock

7100169332

UPC

00076308146122

Alternative ID

DISP_GUN

3M™ Fire Barrier Plank PK39, Maroon, 39.37 in x 5.12 in x 2.36 in, 3/Case

3M Stock

7010401344

UPC

00076308982317

Alternative ID

PK39

3M™ Interam™ Endothermic Mat E-54C, 24.5 in x 20 ft, 1 Roll/Case

3M Stock

7100023072

UPC

00051115549144

Alternative ID

E-54C

3M™ Fire Barrier Block B258, Maroon, 2.36 in x 5.12 in x 8 in, 12/Case

3M Stock

7010305974

Previous 3M Stock

98044110009

UPC

00076308979393

Alternative ID

FB258

3M™ Interam™ Endothermic Mat E-5A-4, 24.5 in x 20 ft, 1 Roll/Case

3M Stock

7000031969

Previous 3M Stock

98040056206

UPC

00051115549137

Alternative ID

E-5A-4

3M™ Fire Barrier Water Tight Spray

Options available

3M™ Interam™ Endothermic Mat E-54A

Options available

Albion® 18V Li-ion Battery, 1/case

3M Stock

B5005037002

UPC

00076308146146

3M™ Fire Barrier Pass-Through Devices Round

Options available

3M(TM) Fire Barrier Composite Sheet CS-195+

3M™ Fire Barrier Composite Sheet CS-195+

Options available

3M(TM) Fire Barrier Sealant FD 150pls family red and blue

3M™ Fire Barrier Sealant FD 150+

Options available

3M(TM) Fire Barrier Putty Sleeve Kit DT 400, 4 inch

3M™ Fire Barrier Putty Sleeve Kits

Options available

3M™ Fire Barrier Pillows

3M Stock

B40070037

Alternative ID

FB249

Fire Barrier Rated Foam,FIP 1-Step,12.85 fl oz cartridge,6 /case

3M™ Fire Barrier Rated Foam FIP 1-Step

Options available

3M(TM) Fire Barrier Pass-Through Device - 2.5" SQ Stud Open lid

3M™ Fire Barrier Pass-Through Device PT4SD, 4 in Square, 6/Case

3M Stock

B40065437

UPC

00051115165979

Alternative ID

PT4SD

3M™ Fire Barrier Mortar

Options available

3M(TM) Fire Barrier Sealant IC 15WBplus family

3M™ Fire Barrier Sealant IC 15WB+

Options available

3M™ Fire Barrier Plug PLG2, 2 in, Maroon, 4/Case

3M Stock

7010353409

UPC

00076308981266

Alternative ID

PLG4

3M(TM) Expantrol(TM) Flexible Intumescent Strip E-FIS

3M™ Expantrol Flexible Intumescent Strip E-FIS, Adhesive-Backed, Black, 1/16 in x 1/2 in x 50 ft, 10 Rolls/Case

3M Stock

B40070033

UPC

00051115116261

3M(TM) Fire Barrier Self-Locking Pillows Group Image

3M™ Fire Barrier Self-Locking Pillows

Options available

3M(TM) Fire Barrier Silicon Sealant 2000+

3M™ Fire Barrier Silicone Sealant 2000+

Options available

3M™ Fire Barrier Dryer Ventilation Wrap

Options available

3M(TM) Fire Barrier Pass-Through Device foam plugs

3M™ Fire Barrier Pass-Through Device Foam Plugs

Options available

3M™ Fire Barrier Plenum Wrap 5A+

Options available

3M(TM) Fire Barrier Sealant CP 25WBplus family

3M™ Fire Barrier Sealant CP 25WB+

Options available

3M™ Fire Barrier Tuck-In Wrap Strip Group Shot

3M™ Fire Barrier Tuck-In Wrap Strips

Options available

3M(TM) Fire Barrier Pass Through Device Brackets - Square

3M™ Fire Barrier Pass-Through Brackets Square

Options available

3M™ Fire Barrier Duct Wrap 615+

Options available

3M™ Fire Barrier Electrical Box Inserts

Options available

3M(TM) Fire Barrier Moldable Putty MP+ Sticks and Pads - Group

3M™ Fire Barrier Moldable Putty Pads MPP+

Options available

3M(TM) Fire Barrier Cast-In Device Height Adaptor Group

3M™ Fire Barrier Cast-In Device Height Adaptors

Options available

3M(TM) Fire Barrier WT Sealant 1000 NS family

3M™ Fire Barrier Water Tight Sealant 1000 NS

Options available

3M™ Fire Barrier Moldable Putty Stix MP+

Options available

3M(TM) Fire Barrier CID Metal Deck Adapters

3M™ Fire Barrier Cast-In Device Metal Deck Adaptors

Options available

3M(TM) Fire Barrier WT Sealant 1003 SL family

3M™ Fire Barrier Water Tight Sealant 1003 SL

Options available

3M™ Interam™ Endothermic Mat ES-5C-12, 622 mm x 6.09 m, 1 Roll/Case

3M Stock

7100141721

Previous 3M Stock

98044110231

UPC

00076308866990

Alternative ID

ES-5C-12

3M™ Fire Barrier Plug PLG4, 4 in, Maroon, 4/Case

3M Stock

7010401345

UPC

00076308982034

Alternative ID

PLG4

3M™ Fire and Water Barrier Tape

Options available

3M(TM) Fire Barrier Ultra Plastic Pipe Device - Group

3M™ Fire Barrier Plastic Pipe Device

Options available

3M(TM) Fire Barrier Cast-In Device 2 in Metallic

3M™ Fire Barrier Cast-In Devices for Plastic Pipes

Options available

3M(TM) FireDam(TM) Spray 200, Red and Gray - JPG

3M™ FireDam™ Spray 200

Options available

3M™ Fire Barrier Restricting Collar RC-1, 2 in, 1/case

3M Stock

7100009600

Previous 3M Stock

80008006563

UPC

00054007083245

Alternative ID

RC-1

3M(TM) Fire Barrier Pass Through Device Mountng Bracket - Round

3M™ Fire Barrier Pass-Through Brackets Round

Options available

3M™ Ultra Fast Anchors UFA-16, 3/4 in x 16 in, (40 Each/Bag) 400 Each/Case

3M Stock

B40065438

UPC

00051115115301

Alternative ID

ULTRA-16

3M(TM) Fire Barrier CID Tub Box Assemply

3M™ Fire Barrier Cast-In Tub Box Assembly 3TB, 3 in, 6/Case

3M Stock

B40065439

UPC

00051115165863

3M(TM) Smoke and Sound SS 100 20 oz Sausage image

3M™ Smoke and Sound Sealant SS-100, White, 20 fl oz Sausage Pack, 12/Case

3M Stock

7100038650

Previous 3M Stock

98040056362

UPC

00051115549236

Alternative ID

SS-100

3M™ Fire Barrier Cast-In Devices for Metal Pipes

Options available