HILTI 3449060 Insulating Foam Sealant 321423 CF116 16OZ

( Brand: Hilti ), ( Manufacturer Part Number: 3449060 ), ( Type: Foam Sealant )

Review HILTI Insulating Foam Sealant 16oz

The **Hilti 3449060 321423 CF116 Insulating Foam Sealant (16oz)** is a high-performance, two-component polyurethane foam designed specifically for professional applications requiring superior thermal insulation, structural sealing, and airtightness in construction and industrial settings. Engineered by Hilti, a globally recognized leader in power tools, construction equipment, and adhesive solutions, this foam sealant combines precision engineering with advanced material science to deliver exceptional performance in demanding environments. Ideal for filling gaps, cracks, and voids in walls, windows, doors, and mechanical penetrations, this product provides a durable, long-lasting seal that minimizes thermal bridging while resisting moisture, vibration, and temperature fluctuations. Its high-expansion formula ensures complete filling of irregular or uneven surfaces, creating a smooth, monolithic finish that enhances energy efficiency and structural integrity. The CF116 variant is particularly well-suited for applications where both insulation and adhesion strength are critical, such as in energy-efficient building retrofits, HVAC installations, and industrial insulation projects. With a fast curing time and minimal shrinkage, this sealant reduces labor costs and downtime while maintaining compliance with modern building codes and sustainability standards. Whether used in residential renovations, commercial construction, or specialized industrial applications, the Hilti 3449060 321423 CF116 delivers a reliable, professional-grade solution that balances performance, durability, and ease of use.

**Pros and Cons of buying a HILTI 3449060 321423 CF116 Insulating Foam Sealant (16 oz)**

1. **High-Quality Performance** HILTI is a trusted brand in construction and industrial applications, known for durable and reliable products. This foam sealant is designed to provide effective insulation and air sealing, which can improve energy efficiency in buildings.

2. **Versatility** Suitable for a variety of applications, including gaps in walls, windows, doors, and other structural joints. It can be used in both new construction and retrofitting projects.

3. **Good Adhesion and Expansion** The foam expands to fill gaps tightly, ensuring a strong seal that prevents air leaks and drafts. This can help reduce heating and cooling costs over time.

4. **Insulating Properties** As an insulating foam, it helps improve thermal performance, contributing to better energy conservation in residential and commercial buildings.

5. **Easy to Apply** Comes in a convenient aerosol can, making it simple to use for DIYers and professionals alike. No specialized tools are required for basic applications.

6. **Weather Resistance** Once cured, the foam is resistant to moisture and temperature fluctuations, ensuring long-term durability in various environmental conditions.

7. **Compatibility with HILTI Systems** If you re already using HILTI tools or products, this sealant may integrate well with other components in your workflow, reducing compatibility issues.

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1. **Limited Quantity** The 16 oz (0.5 L) size may not be sufficient for large projects, requiring multiple cans, which can increase costs.

2. **Messy Application** Aerosol foams can be messy if not applied carefully, potentially requiring cleanup of excess material from surfaces.

3. **Not for Structural Load-Bearing** While effective for sealing gaps, this foam is not designed to support structural loads. It should only be used for air sealing and insulation, not as a primary structural adhesive.

4. **Environmental Concerns** Like many spray foams, it may contain chemicals that could have environmental or health implications if not disposed of properly. Always follow local regulations for disposal.

5. **Potential Skin/Irritation Risk** The foam and its fumes can irritate skin or respiratory systems if not handled with proper ventilation and protective gear (gloves, goggles).

6. **Cost per Unit** Compared to bulk or liquid foam alternatives, aerosol cans can be more expensive per gallon of coverage, especially for large-scale projects.

7. **Limited Color Options** Typically comes in a neutral color (often white or off-white), which may not match all aesthetic preferences for visible applications.

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The HILTI 3449060 321423 CF116 insulating foam sealant is a reliable, high-performance product ideal for small to medium sealing tasks where ease of use and effective insulation are priorities. Its brand reputation, versatility, and weather resistance make it a strong choice for professionals and DIY enthusiasts working on energy-efficient projects. However, its small size, potential messiness, and higher cost per volume may limit its suitability for large-scale or structural applications. Additionally, users should prioritize proper ventilation and disposal to mitigate health and environmental risks.

- You need a **quick, easy-to-apply** sealant for small gaps in walls, windows, or doors.

- You prioritize **energy efficiency** and **durability** in your project.

- You re working on a **small-scale** or **retrofitting** task where bulk foam isn t necessary.

- You re already using **HILTI products** and want compatibility.

- You require **large quantities** of foam, as bulk or liquid options may be more cost-effective.

- You re working on **structural sealing** where load-bearing capacity is needed.

- You prefer **less messy** or **more customizable** foam options (e.g., two-part liquid foams).

- You re sensitive to **chemical fumes** or need extensive ventilation.

For larger projects, evaluate whether a **larger can size** or a **different foam type** (e.g., closed-cell spray foam) would better meet your needs. Always follow manufacturer instructions and safety guidelines during application.

Details:

Please see pictures for item specifics. Comes from a smoke free, pet free home. You get what is pictured. Exact colors may vary due to camera or monitor settings.

part #: 3449060 prices

• $18.00-$19.99

specifications sealantadhesivee:

• brand: Hilti
• mpn: 3449060
• type: Foam Sealant

returns sealantadhesivee:

• policy: No Returns

seller sealantadhesivee:

• rating: 99.8%
• # reviews: 2054
• city: Citrus height, California

payments sealantadhesivee:

• other
• credit card: Diners-club
• wallet: Paypal

shipping sealantadhesivee:

• class: Standard
• service: USPS Ground Advantage
• cost: $8.65
• type: Calculated
• transit: 5-12 Days
• carrier: USPS

general sealantadhesivee:

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

offer sealantadhesivee:

• quantity: 2
• sold: 0
• options: Ship-to-home
• started: March 27, 2026
• best offers: True
• availability: In Stock

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