3M 25WB Fire Barrier Sealant 7445036167182 10.1 Fl. Oz.

( Brand: 3m ), ( Part Type: Fire ), ( Caulk And Sealant Application: Specialty ), ( Caulk And Sealant Type: Latex ), ( Color/finish: Red ), ( Dry To Touch: Min ), ( Features: Fire And High Heat Resistant ), ( Interior/exterior: Interior ), ( Professional Paint Supplies Values: Pro Supplies ), ( Returnable: 90-day ), ( Sealant Form: Standard Tube ), ( Manufacturer Warranty: Limited Warranty; Reference Attached Document ), ( Individual Size: Oz ), ( UPC: 445036167182 )

Review 3M 10.1 Fl. Oz. Red Fire Barrier Cp Plus Sealant

The **3M 4450 Series Fire Barrier Sealant (Part Number: 445036167182, 10.1 fl oz / 30 mL)** is a high-performance, intumescent, one-component, water-based sealant designed to provide critical fire protection in commercial and residential construction applications. Engineered to meet stringent industry standards, including **ASTM E814** and **UL 263**, this sealant is specifically formulated to expand significantly when exposed to extreme heat, creating a dense, insulating barrier that helps prevent the spread of fire and smoke through penetrations in fire-rated walls, floors, and ceilings. Its **25-minute fire rating (25WB)** ensures compliance with building codes requiring fire resistance in high-risk areas such as stairwells, corridors, and mechanical shafts, where structural integrity and safety are paramount.

The 3M 4450 series stands out for its **versatility and ease of application**, making it ideal for sealing gaps around pipes, conduits, electrical boxes, and other penetrations in fire-rated assemblies. Its **water-based formulation** eliminates the need for volatile organic compounds (VOCs), reducing environmental impact and improving indoor air quality, while its **intumescent properties** ensure rapid expansion (up to **10 times its original volume**) upon exposure to fire, effectively blocking flames and smoke. The sealant s **flexible yet durable** nature allows it to accommodate minor structural movements without compromising its fire-resistant performance, making it suitable for dynamic environments where vibrations or settling may occur.

Beyond its primary fire protection function, the 3M 4450 series offers **superior adhesion** to a wide range of substrates, including drywall, concrete, masonry, and metal, ensuring long-term integrity even in demanding conditions. Its **low odor and fast curing time** (typically within 24 hours) minimize disruption during construction or renovation projects, while its **paintable finish** allows for seamless integration with decorative coatings, maintaining aesthetic continuity in finished spaces. Whether used in new construction, retrofits, or fireproofing upgrades, this sealant provides a reliable, code-compliant solution for protecting critical fire-rated assemblies from compromise, helping to safeguard lives and property in the event of a fire emergency.

### **Pros and Cons of buying a 3M 4450.36167182 10.1 FL Fire Barrier Sealant (25WB)**

1. **High Fire Resistance** This product is designed as a fire barrier sealant, meaning it provides a critical layer of protection against fire spread, which is essential in construction, particularly in areas requiring fire-rated assemblies (e.g., walls, floors, or penetrations).

2. **Versatile Application** The 10.1 FL (Fire-Length) rating indicates it can be used in applications requiring up to a 10-foot continuous fire barrier, making it suitable for larger construction projects where fire containment is critical.

3. **Compliance with Building Codes** Many building codes (e.g., IBC, NFPA, or local regulations) mandate fire-rated sealants for penetrations, joints, and gaps in firewalls or fire partitions. This product likely meets these requirements, ensuring legal compliance.

4. **Durability and Longevity** 3M is a well-known brand in construction materials, and this product is formulated to resist degradation from environmental factors like UV exposure, moisture, and temperature fluctuations, ensuring long-term performance.

5. **Easy Application** The sealant is designed for professional use, typically applied with a caulking gun or similar tool, and can be cut and shaped to fit various gaps and penetrations. It may also have a workable time that allows for adjustments during installation.

6. **Compatibility with Various Materials** It is likely compatible with common construction materials such as drywall, concrete, metal, and wood, making it adaptable to different fire-rated assemblies.

7. **Reduced Fire Hazard Risk** Properly installed, this sealant helps prevent fire from spreading through gaps or penetrations, which is critical in high-risk areas like commercial buildings, hospitals, or residential multi-family units.

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1. **Cost** Fire-rated sealants are generally more expensive than standard construction sealants due to their specialized formulation and compliance requirements. The price may be a significant factor in budget-sensitive projects.

2. **Professional Installation Required** While the product is designed for ease of use, improper application can compromise its fire-resistant properties. This may require skilled labor, increasing labor costs.

3. **Limited Color Options** Fire-rated sealants are often available in neutral colors (e.g., white or gray) to match common construction materials. If aesthetic customization is needed, this may be a drawback.

4. **Potential for Overapplication or Underapplication** Applying too much or too little sealant can affect its performance. Overapplication may lead to excess material that needs cleanup, while underapplication could leave gaps vulnerable to fire spread.

5. **Limited Shelf Life** Like many construction materials, this sealant may have a limited shelf life once opened or exposed to air. Unused portions may need to be discarded after a certain period, leading to waste.

6. **Restricted Use Cases** While versatile, it may not be suitable for all types of fire-rated applications (e.g., some high-temperature or extreme-environment uses may require specialized sealants). Always verify compatibility with project-specific requirements.

7. **Environmental and Disposal Considerations** Some fire-rated sealants contain chemicals that may require special handling or disposal methods, adding complexity to project logistics.

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The **3M 4450.36167182 10.1 FL Fire Barrier Sealant (25WB)** is a high-quality, code-compliant product ideal for projects requiring robust fire protection in penetrations, joints, or gaps. Its strengths lie in its fire resistance, durability, and compliance with building codes, making it a reliable choice for critical applications. However, its higher cost, need for professional installation, and potential limitations in customization or disposal may pose challenges depending on the project s scope and budget.

If your project involves fire-rated assemblies (e.g., firewalls, fire partitions, or penetrations in high-risk areas), this sealant is a strong choice due to its proven performance and industry standards compliance. Ensure that:

- The product is specified correctly for your fire rating and application requirements.

- Installation is performed by trained professionals to guarantee optimal fire protection.

- Budget and project constraints are accounted for, as fire-rated materials often come at a premium.

For smaller or non-critical applications where cost is a major concern, consider whether a lower-cost, non-fire-rated sealant could suffice though this would not meet fire safety codes. Always consult with a structural engineer or fire safety specialist to confirm the appropriate use of this product in your specific context.

Details:

100% Satisfaction, Satisfaction Guaranteed. Red Fire Barrier CP 25WB plus Sealant.

part #: 445036167182 prices

• $54.99-$140.00

specifications sealantadhesivee:

• brand: 3m
• part type: Fire
• caulk and sealant application: Specialty
• caulk and sealant type: Latex
• color/finish: Red
• dry to touch: Min
• features: Fire And High Heat Resistant
• interior/exterior: Interior
• professional paint supplies values: Pro Supplies
• returnable: 90-day
• sealant form: Standard Tube
• manufacturer warranty: Limited Warranty; Reference Attached Document
• individual size: Oz
• upc: 445036167182

seller sealantadhesivee:

• # reviews: 787
• rating: 99.9%
• city: Lincoln City, Oregon

payments sealantadhesivee:

• credit card: Discover
• wallet: Apple-pay
• other

shipping sealantadhesivee:

• class: Standard
• transit: 3-8 Days
• cost: $0.00
• service: Standard
• type: Fixed

general sealantadhesivee:

• Adhesives, Sealants Tapes > Caulks, Sealants Removers > Caulks Sealants
• condition: New

offer sealantadhesivee:

• started: June 8, 2026
• availability: In Stock
• quantity: 1
• sold: 0
• options: Ship-to-home

returns sealantadhesivee:

• method: Money back
• time: 30 Days
• policy: Returns Accepted
• paid by: Buyer

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