GREAT STUFF KTFM-22700 Spray Foam Insulation Closed Cell Kit 850074426462 Polyurethane Expanding Sealant

( Brand: Great Stuff ), ( Manufacturer Part Number: KTFM-22700 ), ( Part Type: Spray Cell ), ( Product Expiration Type: Expiration Date Required ), ( Item Form: Foam ), ( Fc Shelf Life: 365.0 ), ( Style: Pack Of 4 ), ( Color: Cream ), ( Material: Polyurethane Foam ), ( Unit Count: 4.0 ), ( UPC: 850074426462 ), ( Package Dimensions Lxwxh: 12.05x6.93x6.42 Inches ), ( Weight: 6.83 Pounds )

Review GREAT STUFF Wide Spray Foam Insulation Kit Closed Cell Polyurethane Expanding Sealant

The **Great KTFM-22700 Closed-Cell Polyurethane Spray Foam Insulation Kit** is a high-performance, professional-grade solution designed to deliver superior air sealing, thermal insulation, and structural reinforcement in a wide range of construction and renovation applications. Engineered with advanced closed-cell polyurethane foam technology, this kit expands rapidly upon application, filling gaps, cracks, and voids with a dense, rigid material that achieves an R-value of up to **6.5 per inch**, significantly outperforming traditional insulation methods like fiberglass or cellulose. Ideal for both new builds and retrofits, the kit is perfect for sealing gaps in walls, floors, ceilings, windows, doors, and even ductwork, creating an airtight barrier that enhances energy efficiency while reducing drafts, moisture intrusion, and noise transmission. Its closed-cell structure also provides exceptional moisture resistance, making it an excellent choice for basements, crawl spaces, and areas prone to humidity or water exposure. The kit s high adhesion properties ensure a durable bond to various surfaces, including wood, metal, concrete, and masonry, while its minimal shrinkage and long-term dimensional stability prevent gaps from reforming over time. Whether used for insulating attics, sealing foundation cracks, or improving the air sealing of HVAC systems, this spray foam insulation kit offers a versatile, long-lasting solution that contributes to lower energy costs, improved indoor air quality, and enhanced structural integrity. Backed by professional-grade performance, the Great KTFM-22700 is a trusted choice for contractors, DIY enthusiasts, and homeowners seeking a reliable, high-performance insulation and sealing solution.

**Pros and Cons of buying a Great KTFM-22700 Spray Foam Insulation Kit (Closed-Cell Polyurethane Expanding Sealant)**

### **Pros**

1. **High Thermal Insulation** Closed-cell spray foam provides superior R-value (typically R-6.0 per inch) compared to fiberglass or cellulose, significantly reducing heat transfer and improving energy efficiency in walls, attics, and crawl spaces.

2. **Air Sealing Capabilities** Effectively blocks drafts and air leaks, preventing moisture intrusion and improving indoor air quality by reducing allergens and dust entry.

3. **Structural Reinforcement** Expands to fill gaps, cracks, and voids, creating a solid barrier that can strengthen framing and prevent sagging or settling in certain applications.

4. **Moisture Resistance** Closed-cell foam is water-resistant, preventing mold growth and structural damage from humidity or leaks, unlike open-cell alternatives.

5. **Durability and Longevity** Unlike fiberglass, which degrades over time, spray foam maintains its insulating properties for decades with minimal maintenance.

6. **Versatile Applications** Suitable for walls, roofs, basements, and around pipes, ducts, and electrical boxes, making it a flexible solution for various home improvement projects.

7. **Energy Savings** Reduces heating and cooling costs by up to 50% in some cases, depending on the existing insulation and climate, leading to long-term financial benefits.

8. **Soundproofing Benefits** Helps dampen noise transmission between rooms or from outside, improving acoustics in homes.

9. **Minimal Shrinkage** Unlike some foam kits, closed-cell polyurethane maintains its volume after expansion, ensuring consistent performance.

10. **Eco-Friendly (Compared to Alternatives)** While not entirely biodegradable, closed-cell foam has a lower environmental impact than traditional insulation materials like fiberglass when properly installed and sealed.

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### **Cons**

1. **High Upfront Cost** More expensive than fiberglass batts, cellulose, or loose-fill insulation. The kit itself may be pricier, and professional installation (if required) adds significant labor costs.

2. **Professional Installation Recommended** Improper application can lead to uneven expansion, gaps, or over-application, reducing effectiveness or causing damage. DIY can be challenging due to the need for proper ventilation, equipment, and technique.

3. **Ventilation Requirements** Polyurethane foam emits fumes during application, necessitating adequate ventilation or even professional setup with proper safety gear (e.g., respirators, gloves).

4. **Limited DIY Suitability** Requires specific tools (e.g., spray foam gun, hoses, mixing nozzle) and experience. Beginners may struggle with consistency and coverage.

5. **Not Ideal for All Areas** Overuse in certain spaces (e.g., thick walls) can lead to over-expansion, causing structural issues or blocking electrical outlets. Best suited for gaps, edges, and hard-to-reach areas rather than entire wall cavities.

6. **Potential for Overapplication** Excess foam can warp drywall, block vents, or create uneven surfaces if not managed carefully during installation.

7. **Fire Resistance Concerns** While closed-cell foam is more fire-resistant than open-cell, it is still combustible. Special fire-retardant additives may be required for certain applications (e.g., near HVAC systems).

8. **Limited Resale Value Impact** Unlike some energy-efficient upgrades, spray foam insulation may not significantly boost a home s resale value, as buyers may not always prioritize it in appraisals.

9. **Environmental Considerations** Polyurethane foam contains chemicals (e.g., isocyanates) that can be harmful to produce and dispose of improperly. Some formulations may contain ozone-depleting substances, though modern versions are often more eco-friendly.

10. **Not a Standalone Solution** While excellent for sealing gaps, it should complement (not replace) other insulation materials (e.g., fiberglass in wall cavities) for optimal performance.

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### **Conclusion**

The **Great KTFM-22700 spray foam insulation kit** is a high-performance solution for sealing air leaks, improving insulation, and reinforcing structural elements in homes. Its closed-cell formulation offers superior thermal and moisture resistance, making it ideal for targeted applications like gaps around windows, doors, and ductwork. However, its complexity, cost, and the need for careful installation (often requiring professional help) limit its accessibility for casual DIYers.

For **small, precise projects** (e.g., sealing cracks in a basement or around pipes), this kit can be a cost-effective and efficient choice. For **large-scale insulation** (e.g., entire attics or walls), it may be more practical to hire a professional or consider a combination of spray foam and other insulation materials.

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### **Recommendation**

- You have experience with insulation or are willing to invest in learning proper techniques.

- Your project involves **small, targeted areas** (e.g., gaps, edges, or hard-to-reach spaces) where traditional insulation fails.

- You prioritize **long-term energy savings and moisture control** over upfront cost.

- You re comfortable with **ventilation precautions** and safety gear during application.

- You re tackling a **large area** (e.g., entire walls or attics) without professional help.

- Your budget is tight, as the cost may outweigh the benefits for minor projects.

- You lack access to proper tools or ventilation for safe application.

- You re unsure about mixing ratios or expansion control, as mistakes can lead to wasted product or damage.

- For **whole-home insulation**, consult a professional who can assess whether spray foam is the best option or if a hybrid approach (e.g., spray foam for gaps fiberglass for cavities) is more practical.

- If DIY is preferred, consider **pre-expanded foam boards** or **rigid foam insulation** as simpler alternatives for less critical areas.

**Final Verdict:** The KTFM-22700 kit is a **strong choice for skilled users targeting specific insulation challenges**, but it s not a one-size-fits-all solution. Weigh the pros and cons against your project scope, budget, and comfort level with foam insulation before purchasing.

Details:

Seal large gaps and hard-to-reach spaces with ease using the Wide Spray Insulation Kit. Ideal for sealing cavities, HVAC junctions, and touch-ups, the Wide Spray Insulation Kit is your go-to efficient, cost-effective across job site. With versatile spray patterns, up to 4 inches with cone nozzles for precision or 6 fan large gaps, this kit ensures quick, mess-free application on vertical and horizontal surfaces without sagging. Each can covers up to 30 linear feet in a 4-inch wide band.

part #: ktfm22700 prices

• $105.46-$139.99

specifications sealantadhesivee:

• brand: Great Stuff
• mpn: Ktfm-22700
• part type: Spray Cell
• product expiration type: Expiration Date Required
• item form: Foam
• fc shelf life: 365.0
• style: Pack Of 4
• color: Cream
• material: Polyurethane Foam
• unit count: 4.0
• upc: 850074426462
• package dimensions lxwxh: 12.05x6.93x6.42 Inches
• weight: 6.83 Pounds

general sealantadhesivee:

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

returns sealantadhesivee:

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

payments sealantadhesivee:

• other
• wallet: Google-pay
• credit card: Diners-club

shipping sealantadhesivee:

• cost: $0.00
• class: Standard
• service: Standard
• type: Fixed
• transit: 3-7 Days

seller sealantadhesivee:

• # reviews: 3175
• city: Brentwood, New York
• rating: 100.0%

offer sealantadhesivee:

• availability: In Stock
• sold: 0
• started: May 13, 2026
• options: Ship-to-home
• quantity: 1

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