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| SKU | trp6589 |
| GTIN | 0850010226842 |
| Brand | Flex Paste |
| Color | White |
| Item Form | Paste |
| Material | Rubber |
| Size | Quart (48 fl oz / 1.42 L) |
| Item Weight | 3 lb (1.36 kg) |
| Item Dimensions | 5 in x 4.25 in x 4.25 in (12.7 cm x 10.8 cm x 10.8 cm) |
| Country of Origin | Made in the USA |
| Water Resistance Level | Waterproof |
This item:
Flex Paste Rubberized Waterproof Sealant Paste, White, 48 fl oz (1.42 L) | Seals Gaps, Cracks, Holes Underwater
5,308
This item
Flex Paste Rubberized Waterproof Sealant Paste, White, 48 fl oz (1.42 L) | Seals Gaps, Cracks, Holes Underwater
5,308
Total price:
10,983
You save 3,008 (21%) Extra3 items selected
3 items
10,983You save 3,008 (21%) Extra
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Stop Leaks Instantly, Even Underwater!
Flex Paste is a unique, rubberized sealant paste designed to coat, seal, and protect surfaces. It penetrates deep to block out air, water, and moisture, forming a strong, flexible, watertight barrier once dry. This paste can be applied and even dries underwater, making it exceptionally versatile for repairs. Its super-thick consistency clings to surfaces, instantly filling large gaps, cracks, and holes. Once fully cured, Flex Paste is fully paintable, helping to prevent rust and corrosion, and it is UV resistant. Imported from authorized US retailers and authorized brand partners, all customs duties and GST are included in the listed INR price. Arrives via ExpressBox tracked delivery, 12-14 days.
This sealant is excellent for filling cracks and holes, foundation and concrete repairs, sealing out rodents and pests, bath and shower projects, indoor and outdoor applications, roof and RV repairs, auto, marine, lawn and garden projects, and DIY hobbies. The 'Stay Fresh Container' blocks out air and locks in freshness to extend the sealing power with no waste. Reviewers in humid regions report its effectiveness in sealing out moisture and pests.
Compared to local Indian sealants, Flex Paste offers a unique underwater application and drying capability, along with a super-thick paste consistency that clings effectively. It provides a durable, flexible, watertight, rubberized barrier that is UV resistant and paintable once cured. This product is ideal for DIY enthusiasts and professionals tackling challenging repair jobs where standard sealants may fail.
Advanced Sealing Technology
Flex Paste utilizes a unique, rubberized paste formula that penetrates deep to seal out air, water, and moisture. Unlike standard caulks, it can be applied and dries underwater, offering unparalleled versatility for challenging repairs. Its super-thick consistency ensures it clings effectively to surfaces, instantly filling large gaps and cracks. Once cured, it forms a durable, flexible, watertight barrier that is UV resistant and paintable, preventing rust and corrosion. This advanced formulation is designed for longevity and performance in demanding conditions.
Who It's For vs. Who Should Skip
This sealant is perfect for homeowners, DIYers, and professionals tackling leaks, cracks, and holes in concrete, drywall, roofs, RVs, autos, and marine applications. It's ideal for sealing out pests and moisture in bathrooms, showers, and outdoor projects. Skip if you require a fast-drying, thin sealant for small cosmetic gaps, as Flex Paste's thick consistency is best for substantial repairs. Also, consider solvent-based alternatives if extreme cold application is a primary need, though Flex Paste performs well in varied temperatures.
Typical situations where Flex Paste Rubberized Waterproof Sealant Paste helps — illustrative scenarios, not customer reviews.
A homeowner in Mumbai faces a leaking pipe under the sink during monsoon season.
Flex Paste can be applied directly to the leaking pipe, even while water is present, forming an instant watertight seal to stop the leak until a permanent repair can be made.
A DIY enthusiast in Delhi needs to seal large cracks in a concrete patio exposed to harsh sun.
Flex Paste's thick, rubberized formula fills the large cracks effectively. Once cured, its UV resistance and paintable finish provide a durable, aesthetically pleasing seal against weather and pests.
| Base Type | Rubberized Paste |
| Key Features | Paintable, UV Resistant, Works Underwater, Seals Air & Moisture |
| EPA Registration Number | 5383-151 |
| Directions | Clean and dry surface. Apply paste directly to gap, crack, or hole. Smooth with a tool. Allow to cure fully (may take 24+ hours depending on thickness and humidity) before painting or exposing to water. |
| Recommended Coats | Typically 1-2 coats, depending on gap size and desired thickness. |
| Coverage Area | Approx. 10-15 sq ft at 1/8" thickness per quart (varies by application) |
| Cost per use | 48 fl oz tube at 1 fl oz/application = 48 applications: ₹111 per application |
| Shelf life after opening | 12 months (with 'Stay Fresh Container') |
| Cure Time | 24-48 hours for full cure, depending on application thickness and environmental conditions. |
| Contraindications | Not recommended for applications requiring extreme flexibility at very low temperatures or for sealing large structural joints that experience significant movement. |
| Allergens / common irritants |
| Feature | Flex Paste Rubberized | Others |
|---|---|---|
| Application Environment | Works and dries underwater; seals out air, water, moisture. | Most local sealants require dry surfaces and may not offer underwater application. Varies by brand. |
| Consistency & Filling Power | Super-thick rubber paste instantly fills large gaps, cracks, and holes up to 3 inches. | Typically thinner caulks or pastes; may require multiple applications for large gaps. Varies by brand. |
| Durability & Finish | Forms a flexible, watertight, rubberized barrier; UV resistant and paintable once cured. | May offer waterproofing but often less flexible or UV resistant. Paintability varies. Varies by brand. |
| Cost per use | 48 fl oz tube at 1 fl oz/application = 48 applications: ₹111 per application | Local 500ml (approx 17 fl oz) sealants range from ₹300-700, yielding fewer applications per container. |
| Pest & Rodent Sealing |
About Flex Paste
Flex Paste is a leading innovator in sealants, known for its unique, high-performance rubberized paste formulas designed for tough repairs.
Compliance & Legal
No product-specific compliance warnings identified. Standard imported-goods terms apply: customs duties & GST paid; for personal use in India; follow the manufacturer's usage instructions on the packaging.
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| Attributes | Current |  |  |  |  |  | |
|---|---|---|---|---|---|---|---|
| Spec | |||||||
| Price |
| May contain trace amounts of chemicals that could be irritants. Ensure good ventilation during application and cure. Avoid prolonged skin contact. |
| Effectively seals out pests and rodents by blocking entry points. |
| Standard sealants may offer some barrier but lack the thick, clinging paste for robust pest exclusion. Varies by brand. |
2,779 4,422 |
2,896 4,113 |
2,700 3,266 |
2,524 3,615 |
2,640 3,573 |
1,297 1,818 |
| Rating | 4.00(6,064) | 4.40(13K+) | 4.40(13K+) | 4.20(4,687) | 4.00(6,062) | 4.20(4,686) | 4.60(6,149) |
| Brand Name | Flex Paste | Flex Seal Liquid | Flex Seal Liquid | Rust-Oleum | Flex Paste | Rust-Oleum | Aleene's |
| Item Form | Paste | N/A | N/A | N/A | N/A | N/A | N/A |
| Source | US Retail | US Retail | US Retail | US Retail | US Retail | US Retail | US Retail |
| Sold By | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow | CrowCrowCrow |
