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| SKU | hce4305 |
| GTIN | 00853517006283 |
| Brand | Flex Seal Liquid |
| Color | Black |
| Size | 473ml (16 oz) |
| Item Form | Liquid |
| Material | Rubber |
| Pattern | Rubber |
| Coverage | Approx. 20 sq. ft. per 16 oz can |
| Country of Origin | Not stated by manufacturer — US retail version, sourced from authorized US retailers and authorized brand partners |
This item:
Flex Seal Liquid Rubber Sealant Coating Black 473ml (16 oz) | Waterproof, UV Resistant, Stops Leaks Fast
5,267
This item
Flex Seal Liquid Rubber Sealant Coating Black 473ml (16 oz) | Waterproof, UV Resistant, Stops Leaks Fast
5,267
Total price:
13,624
You save 6,242 (31%) Extra3 items selected
3 items
13,624You save 6,242 (31%) Extra
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Stop Leaks Permanently with USA-Imported Flex Seal Liquid
Flex Seal Liquid is a versatile, black rubber sealant designed to create a strong, flexible, watertight barrier. This liquid rubber can be brushed, rolled, dipped, or poured onto various surfaces to seal out air, water, and moisture. It dries to a durable, weatherproof, non-slip coating that resists UV degradation, extreme temperatures, and natural weathering, making it ideal for repairs and protection in diverse Indian climates.
The formula adheres to multiple surfaces, preventing rust and corrosion. For best results, ensure the surface is clean, dry, and free of grease or dirt. Lightly scuffing the surface with sandpaper can improve adhesion. Apply several even coats, ensuring all cracks and holes are completely filled. Allow 24 to 48 hours for drying between coats, and always extend coating beyond the leak area. This 16 oz (473ml) can covers approximately 20 sq. ft.
Imported directly from authorized US retailers, Flex Seal Liquid offers a reliable solution for DIY repairs and protection. All customs duties and GST are included in the listed price, with delivery via ExpressBox tracked shipping. While local sealants may offer basic waterproofing, Flex Seal Liquid's unique rubberized coating provides superior flexibility and long-term resistance to harsh weather conditions prevalent in India.
Advanced Rubberized Protection
Flex Seal Liquid utilizes a unique, patent-pending formulation that transforms from a thick liquid into a super strong, flexible, watertight rubberized coating. Unlike basic sealants, it creates a breathable, non-slip barrier that actively blocks out air, water, and moisture. This advanced protection resists UV degradation, extreme temperatures, and weathering, ensuring longevity for your repairs. Imported from authorized US retailers, it offers a reliable, high-performance solution for demanding applications.
Ideal for DIY Repairs, Not for All Surfaces
This sealant is perfect for DIY enthusiasts needing to seal leaks, stop rust, and protect surfaces like roofs, gutters, RVs, basements, and masonry. It's best suited for porous and non-porous materials where a flexible, waterproof barrier is required. However, it may not be ideal for certain plastics or highly flexible substrates where specialized adhesives are needed. Always test on a small, inconspicuous area first.
Typical situations where Flex Seal Liquid Rubber Sealant Coating Black 473ml (16 oz) | Waterproof helps — illustrative scenarios, not customer reviews.
Repairing leaks in a monsoon-prone roof or gutters.
Apply Flex Seal Liquid by brushing or rolling over the affected area, ensuring complete coverage beyond the leak. The rubberized coating creates a watertight barrier that withstands heavy rainfall and prevents water damage.
Protecting metal surfaces like outdoor furniture or RV exteriors from rust and weathering.
Brush or spray Flex Seal Liquid onto metal surfaces to form a protective rubberized layer. This barrier prevents rust and corrosion caused by humidity and UV exposure, extending the life of your items.
| Key Components | Proprietary rubber formulation, Octamethylcyclotetrasiloxane |
| Free From | VOCs (Volatile Organic Compounds) — check label for specific claims |
| Directions | Ensure surface is clean, dry, and free of grease/oil/dirt. Scuff surface for better adhesion. Brush, roll, dip, or pour evenly. Apply multiple coats until surface is covered and all cracks/holes are filled. Allow 24-48 hours drying between coats. |
| Application Temperature | Recommended for use in temperatures above 40°F (4°C). Avoid application in high humidity or extreme heat without proper ventilation. |
| Drying Time | 24-48 hours between coats; full cure may take longer depending on conditions. |
| Shelf life after opening | 12 months (category default for sealants) |
| Cost per use | 20 sq. ft. coverage: ₹263 per sq ft |
| Feature | Flex Seal Liquid | Others |
|---|---|---|
| Formulation | Liquid rubber coating, flexible, watertight, UV resistant | Varies by brand; may be solvent-based or water-based, offering basic waterproofing |
| Application Method | Brush, roll, dip, or pour | Typically brush or caulk gun application |
| Coverage | Approx. 20 sq. ft. per 16 oz can — ₹263 per sq ft | Varies by brand; local sealants often priced ₹300-700 for 50-100ml tubes |
| Durability | Weatherproof, resists extreme temps, UV, rust, corrosion | Durability varies; may offer basic weather resistance but less UV protection |
| Surface Adhesion | Good on concrete, masonry, metal, wood, rubber, glass, some plastics | Surface compatibility varies; may be limited to specific materials |
About Flex Seal Liquid
Flex Seal Liquid is known for its innovative, easy-to-use liquid rubber sealant that provides durable, watertight protection for a wide range of surfaces.
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 |
4,153 5,906 |
4,204 5,577 |
3,419 4,843 |
3,385 4,936 |
16,665 24,813 |
4,237 6,126 |
| Rating | 4.40(13K+) | 4.63(8) | 4.63(8) | 4.70(56K+) | 4.20(14) | 4.80(36K+) | 4.70(18K+) |
| Brand Name | Flex Seal Liquid | Weller | ProCase | Bentgo | JoyBros | STA-BIL | AVANTEK |
| Item Form | Liquid | 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 |
