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17050644
Sikaflex 15LM, Black, Low-Modulus Elastomeric Sealant, 600ml, Unipac
90% of respondents would recommend this to a friend
Item #:
17050644
JMD 4900
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Sikaflex-15 LM is a high-performance, 1-component, polyurethane-based, non-sag elastomeric sealant, suitable for use in EIFS systems and high-rise and facade applications.
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What Stands Out
Low-Modulus Flexibility
Sikaflex 15LM offers superb flexibility, ideal for dynamic joint movement, ensuring long-lasting seals in various applications.
Excellent Adhesion
This sealant adheres well to diverse substrates, including concrete and metals, providing reliable performance and durability against environmental stresses.
Moisture Resistant
Designed to withstand water exposure, Sikaflex 15LM offers superior protection, making it perfect for outdoor and high-moisture environments.
Product Details
- Low-modulus, high-performance, 1-component, polyurethane-based sealant
- Meets Federal Specification TT-S-00230C, Type II, Class A; ASTM C-920, Type S, Grade NS, Class 100/50
- Tested in accordance with ASTM C-1382 for use in EIFS systems
- Suitable for moving joints in vertical applications and between similar or dissimilar materials
- Ideal for joints in concrete panel and wall systems, window and door frames, reglets, flashing, roofing details
- Excellent for high-rise, facade, and Exterior Insulation Finish Systems (EIFS) applications
| Brand Name | SIKA |
| Number of Items | 1 |
| Manufacturer | Sika Corp. |
| UPC | 033886003469 |
| Unit Count | 1 Count |
| Number of Packs | 1 |
| Model | SIKA-442127 |
| Surface Recommendation | Window |
| Water Resistance Level | Waterproof |
| Color | Black |
| Item Form | Paste |
| Item Weight | 1.3 pounds (590 grams) |
| Liquid Volume | 600 ml |
| Brand | SIKA |
Who Should Buy?
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Construction Projects
Ideal for sealing joints and gaps in various construction applications, offering flexibility and durability.
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Automotive Repairs
Useful for professionals working on automotive weather sealing, ensuring water tightness with excellent adhesion.
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Home Renovations
Perfect for DIY enthusiasts during home improvements, effectively sealing areas that require long-term elasticity.
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High-Movement Areas
Not suitable for applications with excessive movement, as it may not withstand constant flexing.
Product Description
Sikaflex 15LM, Black, Low-Modulus Elastomeric Sealant, 600ml, Unipac
About This Item
Introducing the Sikaflex 15LM 20 Oz. Black Sausage Pack Polyurethane Sealant - the perfect solution for all your sealing needs. This high-performance sealant is a low-modulus, polyurethane-based elastomeric sealant that is designed to meet the highest standards of quality and performance.
It is a single-component sealant, making it easy to apply with no mixing required. The Sikaflex 15LM is specially formulated to provide excellent adhesion and flexibility, making it ideal for use in moving joints in vertical applications. Whether you need to seal joints in concrete panel and wall systems, window and door frames, reglets, flashing, or common roofing details, this sealant is up to the task.
Not only does it excel in vertical applications, but it is also suitable for use between similar as well as dissimilar materials. No matter the project, you can trust that the Sikaflex 15LM will provide a durable and reliable seal. One of the standout features of this sealant is its exceptional movement capability.
It is an excellent choice for high-rise and facade applications where movement is expected. Additionally, the Sikaflex 15LM is specifically tested for use in Exterior Insulation Finish Systems (EIFS), making it the perfect sealant for all your EIFS needs. This 20 oz.
black sausage pack contains enough sealant to complete even the largest projects. With the Sikaflex 15LM, you can be confident in the quality of your seal and enjoy long-lasting performance. Don't settle for anything less than the best when it comes to sealing.
Choose the Sikaflex 15LM 20 Oz. Black Sausage Pack Polyurethane Sealant and experience superior performance, durability, and flexibility.
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What is Sikaflex 15LM used for?
Answer: Sikaflex 15LM is primarily used as a sealant for various construction and automotive applications. It is ideal for sealing joints and gaps in structures where flexibility is critical, such as in building facades, precast elements, and glazing systems. This low-modulus elastomeric sealant accommodates movement in the joint without cracking, making it excellent for areas experiencing thermal expansion and contraction. -
Question:
Is Sikaflex 15LM suitable for outdoor use?
Answer: Yes, Sikaflex 15LM is highly suitable for outdoor applications. Its formulation is designed to withstand exposure to a range of weather conditions, including UV radiation, rain, and temperature fluctuations. This makes it a preferred choice for sealing joints in outdoor structures, ensuring long-lasting performance even in challenging environments. -
Question:
Can Sikaflex 15LM be painted?
Answer: Yes, Sikaflex 15LM can be painted, but it is advisable to wait for the sealant to fully cure before applying paint. To achieve optimal adhesion of the paint, use water-based paints or consult the paint manufacturer’s guidelines. Painting over Sikaflex 15LM allows for better aesthetic integration with surrounding surfaces without compromising its flexibility or effectiveness. -
Question:
How does Sikaflex 15LM compare to other sealants?
Answer: Sikaflex 15LM stands out due to its low-modulus formula, which provides exceptional flexibility and adhesion. Unlike rigid sealants that can crack under movement, Sikaflex 15LM is engineered for high-movement joints. This makes it a favored choice among contractors seeking durable and resilient sealing solutions, particularly in applications subject to expansion and contraction. -
Question:
What surfaces can Sikaflex 15LM be applied to?
Answer: Sikaflex 15LM is compatible with a variety of surfaces, including concrete, metal, glass, and wood. This versatility allows it to be used in numerous applications, from sealing gaps in construction to automotive assembly. Before application, it is important to ensure that surfaces are clean, dry, and free from contaminants to achieve optimal adhesion. -
Question:
What is the curing time for Sikaflex 15LM?
Answer: The curing time for Sikaflex 15LM depends on factors such as temperature and humidity levels. Generally, it forms a skin within a few hours, while full curing may take several days. For applications requiring maximal strength and flexibility, allowing adequate time for curing is essential to ensure the sealant performs effectively in its intended use. -
Question:
Can Sikaflex 15LM be used for joints in bathrooms?
Answer: Yes, Sikaflex 15LM is suitable for use in bathrooms, particularly for sealing joints around sinks, showers, and tubs. Its ability to withstand moisture and prevent water ingress makes it ideal for applications in wet environments, ensuring that seals remain intact and prevent leaks over time. Proper application is crucial to maintain hygiene and functionality in these areas. -
Question:
What color options are available for Sikaflex 15LM?
Answer: Sikaflex 15LM is available in various colors to suit different applications. The black variant is popular for its aesthetic appeal and compatibility with darker surfaces. Additionally, it can blend well in architectural and structural contexts while offering the same level of performance as other color options, making it a versatile choice for both contractors and DIY enthusiasts. -
Question:
Is Sikaflex 15LM resistant to chemicals?
Answer: Sikaflex 15LM exhibits good resistance to a variety of chemicals, including weak acids and bases, making it suitable for industrial environments. However, for specific chemical exposures—particularly strong solvents—consult the technical data sheet for compatibility. This resistance ensures longevity and durability in applications where exposure to harsh substances may occur. -
Question:
Where can I buy Sikaflex 15LM, Black, Low-Modulus Elastomeric Sealant, 600ml, Unipac?
Answer: You can purchase Sikaflex 15LM, Black, Low-Modulus Elastomeric Sealant, 600ml, Unipac from Ubuy in Jamaica. Ubuy offers a convenient online shopping experience, allowing you to easily find and select this high-performance sealant, ideal for various applications.
SIKA Sealers Editorial Review
The Sikaflex 15LM 20 Oz. Black Sausage Pack Polyurethane Sealant is a versatile and high-quality product that performs exceptionally well in a variety of applications. It can be used for sealing joints and gaps in concrete, metal, and wood surfaces. It has excellent adhesion and can withstand extreme temperatures and weather conditions. The black color of the sealant makes it ideal for applications where a neat and professional finish is required. The sealant is easy to apply, and it cures quickly, reducing downtime and increasing productivity. Overall, the Sikaflex 15LM 20 Oz. Black Sausage Pack Polyurethane Sealant is a must-have product for any professional or DIY enthusiast looking for a reliable and durable sealant.
Customer Reviews & Ratings
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Pros
- Versatile and high-quality product
- Performs exceptionally well in a variety of applications
- Excellent adhesion and can withstand extreme temperatures and weather conditions
- Black color makes it ideal for applications where a neat and professional finish is required
- Easy to apply
- Cures quickly, reducing downtime and increasing productivity
Platform Trust & Buyer Confidence
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Jasmin
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“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
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“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
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“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
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“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
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“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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JMD 4900
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Features & Benefits
- Meets Federal Specification TT-S-00230C, Type II, Class A; ASTM C-920, Type S, Grade NS, Class 100/50, use T, NT, G, M; Federal Specification for silicones - TT-S-001543 A, Type non-sag.
- Exceptional sealant choice for high-rise and facade applications where high movement capability is required.
- Suitable for use between similar as well as dissimilar materials.
- Tested in accordance with ASTM C-1382 for use in EIFS systems.
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