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Fire Barrier


IC 15WB+

General Purpose Intumescent Sealant for FirestoppingApplications

3MFire Barrier Sealant IC 15WB+ is the choice for contractors in need of a UL-tested product at a reasonable price. Designed for general purpose use, 3M Fire Barrier Sealant IC 15WB+ is UL-qualified and tested to ASTM E 814 for most common firestopping applications, including typical

pipe and cable through-penetrations in walls, floors and ceilings.

3M Fire Barrier Sealant IC 15WB+ offers contractors an intumescent product that meets UL-testing requirements, but won’t exceed budget considerations. Plus, it’s yellow color is more easily identifiable to inspectors as being UL-tested when compared to the many red firestop materials on the market.

Ideal for:

Walls, Floors and Ceilings

HVAC Ducts and Vents

Blank Openings


Metal Pipe

Cable Trays

Construction Joints

Plastic Pipe,

Insulated Pipe


including CPVC

Pipe and Cable





FGG/BM® System Compatible indicates this product has been tested and is monitored on an ongoing basis to assure chemical compatibility with FlowGuard Gold®, BlazeMaster® and Corzan® pipe and fittings.

FGG/BM®, FlowGuard Gold®, BlazeMaster® and Corzan® are registered trademarks of Noveon IP Holdings Corp.

3M – The Leader in Fire Protection

For more than 25 years, 3M has been delivering innovative firestop systems to building professionals. Effective and easy to install, 3MFire Barrier Sealant IC 15WB+ is part of a family of 3M fire protection products that offer affordable, long-lasting solutions in a variety of commercial and residential applications. And it’s brought to you by 3M, the #1 brand preferred by firestop contractors.

3M Fire Barrier Sealant IC 15WB+ offers the following benefits:

General-purpose formula - versatile for use in multiple firestopping applications

Can be used in up to 2-hour rated UL wall or floor assemblies



Easy to identify yellow color

Easy to apply


Inspectors instantly recognize

3M Fire Barrier Sealant IC 15WB+ by its distinctive yellow color. Many firestop materials utilize red colors, making it harder to distinguish the UL-qualified products from those that are not. The yellow color of

3M Fire Barrier Sealant IC 15WB+ makes it more easily identifiable as

a high-quality, UL-tested product.

A Quality Product for General Construction Use

3M Fire Barrier Sealant IC 15WB+ is available in a variety of sizes, including:10 and 27 fl. oz. cartridges, 20 fl. oz.sausages and 4.5 gallon pails. This intumescent firestopping sealant effectively contains smoke, fire

and noxious gases at their origin - and be easily applied using a standard 800-328-1687 caulking gun, pneumatic pumping equipment, a putty knife or trowel.

Warranty and Limited Remedy. This product will be free from defects in material and manufacture for a period of ninety (90) days from date of purchase. 3M MAKES NO OTHER WARRANTIES INCLUDING, BUT NOT LIMITED TO, AN IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. User is responsible for determining whether the 3M product is fit for a particular purpose and suitable for user’s application. If the 3M product is defective within the warranty period stated above, your exclusive remedy and 3M’s sole obligation shall be, at 3M’s option, to replace or repair the 3M product or refund the purchase price of the 3M product.

Limitation of Liability. Except where prohibited by law, 3M will not be liable for any loss or damage arising from a 3M product, whether direct, indirect, special, incidental or consequential, regardless of the legal theory asserted, including warranty, contract, negligence or strict liability.

Building Safety Solutions Department

3M Center, Building 223-2S-24

St. Paul, MN 55144-1000


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Printed in the U.S.A. © 3M 2005



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98-0400-5074-6 (951)ii