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Item #:
2219688
Momentive - RTV157-2.8 RTV 157 One Part Silicone Sealant, 2.8 Ounce Tube, Gray
86% of respondents would recommend this to a friend
Item #:
2219688
NAD 2101
Price Details
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*All items will import from US
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Imported from USA store
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Order now and get it around Sunday, September 27
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High strength silicone sealant that cures to a tough, resilient rubber with excellent temperature performance
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What Stands Out
High Temperature Resistance
Momentive RTV157 withstands extreme temperatures, making it ideal for automotive and industrial applications where heat exposure is a concern.
Easy Application
The one-part formulation allows for straightforward application directly from the tube, reducing mess and saving time during projects.
Durable Adhesion
This silicone sealant offers exceptional bonding to various surfaces, ensuring long-lasting seals that protect against moisture and environmental factors.
Product Details
- One-part, high strength RTV silicone sealant in gray
- Applications include high voltage wire and cables, valve sealants, fluid metering devices, gaskets, and sealing devices
- Primerless adhesion to many metals, plastics, and glass
- High strength paste adhesive with excellent weatherability, ozone, and chemical resistance
- Cures to a tough, durable, resilient silicone rubber on exposure to atmospheric moisture at room temperature
- Offers excellent low and high-temperature performance (-75° to 400°F)
| Brand Name | Momentive |
| Unit Count | 1 Count |
| Number of Items | 1 |
| Manufacturer | Momentive |
| Part Number | RTV157-2.8 |
| Material Type | Silicone Rubber |
| Item Weight | 2.8 ounces (79.38 grams) |
| Water Resistance Level | Water Resistant |
| Item Form | Liquid, Paste |
| Compatible Material | Glass, Plastic, Rubber |
| Style Name | Compact |
| Color | Gray |
| Surface Recommendation | Glass |
| Material | Silicone Rubber |
| Brand | Momentive |
| Style | Compact |
Who Should Buy?
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Home Repair Enthusiasts
Ideal for those undertaking DIY home repairs, providing a strong, waterproof seal on various materials.
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Automotive Technicians
Excellent for sealing engine components and gaskets, ensuring durability and resistance to automotive fluids.
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Contractors
Great for professional contractors needing a reliable sealant for construction projects, indoors and outdoors.
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High-Temperature Applications
Not suitable for extreme heat conditions, as it may lose adhesion and degrade under high temperatures.
Product Description
Momentive - RTV157-2.8 RTV 157 One Part Silicone Sealant, 2.8 Ounce Tube, Gray
About This Item
Introducing the Momentive RTV157-2.8 RTV 157 One Part Silicone Sealant – the ultimate solution for all your sealing needs. This high-strength silicone sealant is designed to provide a tough, durable, and resilient silicone rubber finish when exposed to atmospheric moisture at room temperature. With its unique paste consistency, the Momentive RTV157-2.8 is perfect for applications on vertical and overhead surfaces where pourable or self-leveling sealants are not practical. Say goodbye to messy applications and hello to precise, controlled sealing. Not only does this sealant offer exceptional strength, but it also boasts excellent low and high-temperature performance, ranging from -75°F to 400°F.
No matter the environment, this silicone sealant will maintain its integrity and effectiveness. Featuring a 2.8-ounce tube in a sleek gray color, the Momentive RTV157-2.8 is both convenient and aesthetically pleasing. The gray hue adds a touch of sophistication to your projects, making it ideal for various sealing applications. Whether you're working on a construction project, automotive repairs, or manufacturing, the RTV157-2.8 adhesive is your go-to solution. Its versatility and reliability make it a trusted choice among professionals and DIY enthusiasts alike. So why settle for inferior sealants when you can invest in the best? Choose the Momentive RTV157-2.8 RTV 157 One Part Silicone Sealant for unparalleled strength, durability, and performance.
Order yours today and experience the difference it can make in your projects. Keywords: Momentive RTV157-2.8, Momentive silicone sealant, RTV 157 gray tube, Momentive sealant, RTV157-2.8 adhesive, gray tube silicone sealant, Momentive RTV157, silicone sealant gray tube, gray tube adhesive, Momentive RTV157-2.8 gray tube, RTV157 adhesive, Momentive gray tube sealant, gray tube RTV sealant, silicone adhesive RTV157, Momentive RTV 157 gray tube, RTV157-2.8 silicone sealant, gray tube RTV157 adhesive, Momentive gray tube adhesive, silicone sealant RTV157-2.8, RTV 157 gray tube adhesive.
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Customer Questions & Answers
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Question:
How does the silicone sealant cure?
Answer: The sealant cures on exposure to atmospheric moisture at room temperature. -
Question:
What is the temperature range for the sealant?
Answer: The sealant has excellent low and high temperature performance, with a range of -75°F to 400°F. -
Question:
Can the sealant be applied on vertical and overhead surfaces?
Answer: Yes, the high strength paste consistency of the sealant allows it to be applied on vertical and overhead surfaces where pourable/self-leveling sealants are not practical.
Momentive Caulk Editorial Review
This product seems to have mixed reviews based on the feedback we received from customers. While some users found it to be effective in mending damages, especially on their gray carpeting, others found the tube quality to be poor and even complained that the product exploded out the back. One user found the product had dried out despite being new and expensive, which caused them difficulty in using it. However, another user found it to work well in their steam shower. Overall, it seems that this product may be hit or miss, depending on the individual experience. It might be best to proceed with caution when Considering this product.
Customer Reviews & Ratings
1 customers ratings
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Pros
- Works well in steam showers
- Can effectively mend damages on gray carpeting
Cons
- Poor tube quality
Platform Trust & Buyer Confidence
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Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
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Anke
Verified buyer
“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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Hazel
Verified buyer
“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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Opaleye
Verified buyer
“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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Adele
Verified buyer
“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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NAD 2101
Order now and get it around Sunday, September 27
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Features & Benefits
- One-part silicone sealant
- High strength paste consistency
- Can be applied on vertical and overhead surfaces
- Low and high temperature performance: -75°F to 400°F
- Suitable where pourable/self-leveling sealants are not practical
- Cures on exposure to atmospheric moisture at room temperature
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