IMPERIAL KK0309 Silicone Sealant Paste Tube 063467853442 2.7

( Brand: Imperial ), ( Manufacturer Part Number: KK0309 ), ( Part Type: Tube ), ( UPC: 063467853442 )

Review IMPERIAL Silicone Sealant Paste Black 2.7 Oz Tube

The **Imperial KK0309 Silicone Sealant Paste** housed in a sleek, 2.7-inch diameter tube is a premium, high-performance adhesive and sealant designed to deliver exceptional durability, flexibility, and weather resistance for a wide range of applications. Engineered with a **100% silicone-based formula**, this sealant offers outstanding adhesion to an extensive variety of surfaces, including glass, metal, ceramic, wood, concrete, and most plastics, making it ideal for both indoor and outdoor projects. Its **neutral cure** ensures minimal color change upon drying, leaving a clean, seamless finish that blends seamlessly with the materials it bonds, whether for decorative trim, plumbing repairs, or structural sealing. The **high-temperature resistance** of up to **200 C (392 F)** ensures long-term reliability in environments exposed to heat, humidity, or temperature fluctuations, such as bathrooms, kitchens, or automotive applications. With a **non-sag consistency**, the paste flows smoothly for precise application, reducing waste and allowing for clean, professional-looking results without excessive dripping or uneven spreading. Its **flexible cured bond** accommodates movement and expansion, preventing cracks or gaps over time, which is particularly beneficial for joints in tiles, windows, or roofing systems. Additionally, the **mold and mildew-resistant properties** make it a hygienic choice for wet areas, while its **UV stability** prevents discoloration or degradation when exposed to sunlight. Whether used for sealing gaps, waterproofing, or creating watertight seals in construction, automotive repairs, or DIY crafts, this sealant combines **versatility, strength, and ease of use** to meet both professional and homeowner demands with confidence.

**Pros and Cons of buying a Imperial KK0309 Silicone Sealant Paste (2.7 oz Tube)**

1. **High-Quality Performance** This is a professional-grade silicone sealant designed for durability, flexibility, and long-term adhesion. It works well for sealing gaps in windows, doors, bathrooms, kitchens, and other high-moisture areas, providing a watertight and airtight seal.

2. **Versatile Applications** Suitable for both indoor and outdoor use, including sealing around pipes, tiles, glass, metal, and plastic. It can also be used for gap-filling in automotive applications (e.g., windshield installation).

3. **Neutral Cure (Platinum-Cured)** Unlike acid-cured silicones, this does not corrode metals like aluminum or copper, making it safer for sensitive surfaces.

4. **Good Adhesion** Bonds well to a variety of materials, including glass, wood, stone, and painted surfaces, provided they are clean and dry.

5. **Flexibility & Weather Resistance** Remains flexible in extreme temperatures, preventing cracks or leaks over time. It is also resistant to UV rays, mold, and mildew, making it ideal for outdoor and high-humidity environments.

6. **Easy Application** Comes in a convenient tube with a smooth, controlled nozzle for precise application, reducing waste.

7. **Fast Setting Time** Dries relatively quickly (typically within 24 hours for full cure), allowing for faster project completion.

8. **Non-Yellowing** Maintains a clear or neutral appearance, which is important for aesthetic applications like window sealing.

9. **Low Odor** Compared to some cheaper alternatives, this sealant has minimal fumes, making it more comfortable to use indoors.

10. **Long Shelf Life** When unopened, it remains usable for an extended period (typically 12 24 months), depending on storage conditions.

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1. **Higher Cost** Compared to generic or budget silicone sealants, this is a premium product, which may be more expensive upfront. However, its longevity often justifies the price.

2. **Requires Proper Surface Preparation** Like all high-quality sealants, it demands clean, dry, and degreased surfaces for optimal adhesion. Skipping prep steps can lead to poor bonding.

3. **Not Suitable for High-Temperature Applications** While it handles moderate temperatures well, it is not designed for extreme heat (e.g., near furnaces or ovens), where high-temperature silicones would be better.

4. **Limited Color Options** Mostly available in clear or neutral shades; if you need a specific color (e.g., black or white), you may need to mix or purchase a tinted version separately.

5. **Messy Application** Silicone sealants can be sticky and require careful handling to avoid smearing. Overuse can lead to excess material that needs to be cleaned off.

6. **Tool Cleanup Can Be Difficult** Removing silicone from tools (knives, spatulas) or skin requires solvents like acetone or silicone remover, which can be inconvenient.

7. **Not a Structural Adhesive** While strong for sealing gaps, it is not meant for load-bearing applications (e.g., bonding two heavy objects together).

8. **Shrinkage During Cure** Like most silicones, it may shrink slightly as it cures, which could leave thin gaps if not applied carefully.

9. **Environmental Considerations** Some users prefer eco-friendly or solvent-free options, as this product contains volatile organic compounds (VOCs), though they are minimal.

10. **Availability May Vary** Depending on your location, this brand may not be as widely stocked as more common sealants, requiring online purchases or specialty stores.

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The **Imperial KK0309 Silicone Sealant Paste** is a high-quality, reliable choice for professional and DIY sealing projects where durability, flexibility, and weather resistance are critical. Its neutral cure, versatility, and ease of application make it ideal for bathrooms, kitchens, windows, and outdoor use. While it comes at a higher price point than generic alternatives, its performance and longevity often outweigh the cost for serious users.

However, if you are working on a small, low-stakes project or have a tight budget, a mid-range silicone sealant might suffice. For those prioritizing long-term reliability, ease of use, and compatibility with sensitive materials, this product is a strong recommendation.

- You need a **durable, flexible, and weather-resistant sealant** for high-moisture or outdoor areas.

- You are sealing **windows, doors, tiles, pipes, or automotive components** where acid resistance is important.

- You want a **professional-grade sealant** that minimizes shrinkage and yellowing over time.

- You are willing to invest in a **long-lasting solution** that reduces the need for frequent reapplication.

- You are working on a **small, one-time project** where cost is a major concern.

- You need a **high-temperature-resistant sealant** (e.g., for near heat sources).

- You prefer **solvent-free or eco-friendly options** and are willing to pay extra for them.

- You lack the time or tools for **proper surface preparation** (cleaning and degreasing).

**Final Verdict:** For most serious sealing tasks, the **Imperial KK0309 is an excellent choice** worth the investment for quality and performance. Pair it with the right tools (e.g., a silicone sealant gun, razor blade for smoothing, and isopropyl alcohol for cleaning) to maximize its effectiveness.

Details:

Imperial KK0309 Silicone Sealant, Paste, Black, 2.7 oz Tube: Flexible waterproof silicone sealant. Carrier selected for fastest delivery. Resists temperatures up to 232 deg C 450. UPC: 2 MPN:KK0309.

Use on metal, glass, wood and plastic.

part #: kk0309 price

• $19.21

specifications sealantadhesivee:

• brand: Imperial
• mpn: Kk0309
• part type: Tube
• upc: 063467853442

offer sealantadhesivee:

• sold: 0
• quantity: 1
• started: February 17, 2026
• availability: In Stock
• options: Ship-to-home

seller sealantadhesivee:

• city: Winchester, Virginia
• rating: 100.0%
• # reviews: 322

payments sealantadhesivee:

• credit card: Mastercard
• wallet: Paypal
• other

returns sealantadhesivee:

• policy: Returns Accepted
• method: Money back
• time: 14 Days
• paid by: Buyer

general sealantadhesivee:

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

shipping sealantadhesivee:

• cost: $0.00
• type: Fixed
• class: Economy
• service: Economy
• transit: 3-9 Days

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