Features & Benefits
- Seeps into cracks & holes
- Lasts for years
- Stays flexible & pliable
- Seals out water
- Non-toxic & easy to use
- Prevents rust and corrosion, stops noise and vibrations
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Item #:
37896957
Flex Seal Liquid Rubber in a Can, 1-gal, Black — Residential Use, Standard Application
88% of respondents would recommend this to a friend
Item #:
37896957
0 ratings
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Imported from USA store
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Non-toxic, easy to use, seeps into cracks & holes, seals out water, lasts for years, stays flexible & pliable.
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What Stands Out
Versatile Application
Flex Seal Liquid Rubber can be used on various surfaces, including metal, wood, and plastics, making it ideal for numerous repair projects and enhancing the versatility for DIY enthusiasts.
Waterproof Sealant
This product creates a strong, waterproof barrier that effectively seals leaks and cracks, ensuring protection against moisture damage and prolonging the lifespan of repaired items.
Easy to Use
With its user-friendly liquid formulation, Flex Seal allows for effortless application via brush, roller, or spray, making home repairs convenient for both novices and experienced users.
Product Details
- Liquid rubber can be applied in multiple ways: brushing, rolling, dipping, or pouring
- Non-hazardous and non-toxic formula safe for plants and animals; suitable for livestock applications, fish tanks, ponds, and sealing leaks in various surfaces
- Applicable on most surfaces including concrete, glass, brick, wood, plastic, tile, fabrics, and vinyl
- Prevents rust and corrosion, stops noise and vibrations, and provides a flexible, watertight, rubberized coating
- Non-flammable and mildew, chemical, and UV resistant; dries quickly and covers fast
- Non-sagging or dripping in summer heat, non-cracking or peeling in winter cold; stays flexible and pliable, lasts for years
| Industrial sealant type | Liquid Rubber Sealant |
| Rec. use | Wood, Glass |
| Recommended surface | Concrete |
| Dry time | 0 h |
| Brand | Flex Seal |
| Color | Black |
| Volume capacity | 1 gal |
| Material | Liquid Rubber |
| Size | 1 Pt. |
| Pieces | 1 |
| Has written warranty | No |
| Item Weight | 8 lbs (3.63 kg) |
Who Should Buy?
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Homeowners
Ideal for homeowners needing to seal leaks, cracks, or waterproof surfaces around their house efficiently.
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DIY Enthusiasts
Perfect for DIY projects where flexibility and waterproof qualities are required, such as crafting and repairs.
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Contractors
Useful for contractors looking for a reliable, quick-drying sealant for various materials in construction and repairs.
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Heavy-Duty Uses
Not suitable for heavy-duty industrial applications requiring robust, permanent sealing solutions beyond household use.
Product Description
Flex Seal Liquid Rubber in a Can, 1-gal, Black — Residential Use, Standard Application
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Customer Questions & Answers
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Question: How to Shop Flex Seal Liquid Rubber in a Can, 1-gal, Black — R Online From Ubuy?
Answer: It’s easy to shop Flex Seal Liquid Rubber in a Can, 1-gal, Black — R online from Ubuy. You just have to search for the product, choose your shipping method while checking out and get it delivered to your location. -
Question: Is Flex Seal Liquid Rubber in a Can, 1-gal, Black — R Available to Shop Online in Jersey?
Answer: Yes, at Ubuy Jersey this product is available for you to shop at a reasonable price. The Flex Seal Liquid Rubber in a Can, 1-gal, Black — R is not available locally but you can trust us with our express shipping services. -
Question: How Long Does It Take to Get Product After Placing the Order?
Answer: The delivery time of your ordered product varies as per what you've ordered and the shipping method that you've chosen. The estimated delivery time is mentioned during the checkout process, so be carefree while shopping.
Flex Seal Flex Seal Editorial Review
The Flex Seal Liquid received positive feedback from customers. One reviewer praised its effectiveness in repairing a cracked garage floor, while another expressed eagerness to use it on gutters due to positive reviews. A user highlighted its ability to repel water and other liquids on ceramic flooring, and another recommended it for stopping leaks in the house. However, one customer mentioned that the product is a little difficult to apply and requires some effort to spread, while also noting the strong smell, advising use in ventilated areas. Overall, the product received praise for its ability to seal cracks and provide all-weather protection.
Customer Reviews & Ratings
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Pros
- Effective in repairing cracks and leaks
- Forms a watertight, rubberized coating
- Provides all-weather protection
- Repels water and other liquids
Cons
- Can be difficult to apply and spread
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
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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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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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