--- product_id: 555155594 title: "Flex Seal Liquid Flood Protection, 28 oz, Waterproof Rubberized Liquid, Removable, Use on Windows, Doors, Garage Doors, Seams, Casings, Thresholds, Conduits, Vents, Ducts, and More" brand: "flex seal liquid" price: "13854 kr" currency: ISK in_stock: true category: "Flex Seal Liquid" url: https://www.desertcart.is/products/555155594-flex-seal-liquid-flood-protection-28-oz-waterproof-rubberized-liquid store_origin: IS region: Iceland --- # UL-verified waterproof up to 3ft for 14 days Removable after floodwaters recede Versatile application: brush, roll, or pour Flex Seal Liquid Flood Protection, 28 oz, Waterproof Rubberized Liquid, Removable, Use on Windows, Doors, Garage Doors, Seams, Casings, Thresholds, Conduits, Vents, Ducts, and More **Brand:** flex seal liquid **Price:** 13854 kr **Availability:** ✅ In Stock ## Summary > 💦 Seal the flood, save your space—because leaks are so last season! ## Quick Answers - **What is this?** Flex Seal Liquid Flood Protection, 28 oz, Waterproof Rubberized Liquid, Removable, Use on Windows, Doors, Garage Doors, Seams, Casings, Thresholds, Conduits, Vents, Ducts, and More by flex seal liquid - **How much does it cost?** 13854 kr with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/555155594-flex-seal-liquid-flood-protection-28-oz-waterproof-rubberized-liquid) ## Best For - flex seal liquid enthusiasts ## Why This Product - Trusted flex seal liquid brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Removable & Reusable:** Easily peel off once floodwaters recede—no permanent mess, just smart, temporary defense. - • **Deep Penetration Seal:** Penetrates cracks and seams to lock out moisture where others miss, ensuring a watertight fortress. - • **Floodproof Confidence:** UL-certified to block water through 1/8" gaps at depths up to 3 feet for 14 days—because your home deserves bulletproof protection. - • **Effortless Application:** Brush, roll, or pour on any surface—windows, doors, ducts—flexible to fit your DIY style and schedule. - • **Synergistic Protection:** Designed to work seamlessly with other Flex Seal Flood Protection products for a comprehensive barrier. ## Overview Flex Seal Liquid Flood Protection is a 28 oz waterproof rubberized liquid that provides UL-verified flood defense by sealing gaps up to 1/8" at depths of 3 feet for 14 days. It can be brushed, rolled, or poured onto various surfaces like windows, doors, and ducts, penetrates deep into cracks, and is removable after floodwaters recede. Ideal for professional-grade, temporary floodproofing in combination with other Flex Seal products. ## Description Flex Seal Liquid Flood Protection, 28 oz, Waterproof Rubberized Liquid, Removable, Use on Windows, Doors, Garage Doors, Seams, Casings, Thresholds, Conduits, Vents, Ducts, and More ## Features - Verified by UL for No water penetration through 1/8" gaps at depths up to 3 feet, for 14 days. - Flood Protection Liquid can be brushed, rolled, or poured directly onto the surface, or on top of our other Flood Protection products. Penetrates deep into gaps, cracks, and openings. - Use as a final coat of protection to help seal any small pinholes or openings that may have been missed. - Once floodwaters recede, our Flood Protection Liquid can be easily removed. - Flood Protection Liquid should ALWAYS be used in combination with our other Flood Protection Products..For detailed “how-to” video instructions, please visit our site..Patent Pending for Products and Uses ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0BRTCRFBG | | Best Sellers Rank | #132,654 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #682 in Hardware Sealers | | Brand Name | Flex Seal Liquid | | Color | Yellow | | Compatible Material | Rubber | | Customer Reviews | 4.2 4.2 out of 5 stars (44) | | Included Components | Flex Seal Liquid Flood Protection, 28 oz | | Item Dimensions | 12.7 x 11.4 x 11.4 centimeters | | Item Form | Liquid | | Item Type Name | Flex Seal Liquid Flood Protection, 28 oz, Waterproof Rubberized Liquid, Removable, Use on Windows, Doors, Garage Doors, Seams, Casings, Thresholds, Conduits, Vents, Ducts, and More | | Item Weight | 28 Ounces | | Manufacturer | Flex Seal Liquid | | Material Type | Rubber | | Model | RLSYELR32 | | Number of Items | 1 | | Part Number | RLSYELR32 | | Style Name | 28 oz | | Supported Standards | UL | | Surface Recommendation | Doors,Windows | | UPC | 850010226309 | | Unit Count | 28 Fluid Ounces | | Water Resistance Level | Waterproof | ## Product Details - **Brand:** Flex Seal Liquid - **Item dimensions L x W x H:** 12.7 x 11.4 x 11.4 centimeters - **Item weight:** 28 Ounces - **Material:** Rubber - **Style:** 28 oz ## Images ![Flex Seal Liquid Flood Protection, 28 oz, Waterproof Rubberized Liquid, Removable, Use on Windows, Doors, Garage Doors, Seams, Casings, Thresholds, Conduits, Vents, Ducts, and More - Image 1](https://m.media-amazon.com/images/I/51ZeFEouWXL.jpg) ![Flex Seal Liquid Flood Protection, 28 oz, Waterproof Rubberized Liquid, Removable, Use on Windows, Doors, Garage Doors, Seams, Casings, Thresholds, Conduits, Vents, Ducts, and More - Image 2](https://m.media-amazon.com/images/I/51gST32n2dL.jpg) ![Flex Seal Liquid Flood Protection, 28 oz, Waterproof Rubberized Liquid, Removable, Use on Windows, Doors, Garage Doors, Seams, Casings, Thresholds, Conduits, Vents, Ducts, and More - Image 3](https://m.media-amazon.com/images/I/41FpehYW+RL.jpg) ![Flex Seal Liquid Flood Protection, 28 oz, Waterproof Rubberized Liquid, Removable, Use on Windows, Doors, Garage Doors, Seams, Casings, Thresholds, Conduits, Vents, Ducts, and More - Image 4](https://m.media-amazon.com/images/I/41kHmuAHLtL.jpg) ![Flex Seal Liquid Flood Protection, 28 oz, Waterproof Rubberized Liquid, Removable, Use on Windows, Doors, Garage Doors, Seams, Casings, Thresholds, Conduits, Vents, Ducts, and More - Image 5](https://m.media-amazon.com/images/I/41tgmJvASeL.jpg) ## Available Options This product comes in different **Style** options. ## Frequently Bought Together - Flex Seal Liquid Flood Protection, 28 oz, Waterproof Rubberized Liquid, Removable, Use on Windows, Doors, Garage Doors, Seams, Casings, Thresholds, Conduits, Vents, Ducts, and More - Flex Tape Flood Protection, 3.75 in x 50 ft, MAX, Waterproof Rubberized Tape, Removable, Use on Windows, Doors, Garage Doors, Casings, Thresholds, Conduits, Vents, Ducts - Flex Paste Flood Protection, 9 oz Cartridge, 1-Pack, Waterproof Rubberized Paste, Removable, Use on Windows, Doors, Garage Doors, Seams, Casings, Thresholds, Conduits, Vents, Ducts, and More --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.is/products/555155594-flex-seal-liquid-flood-protection-28-oz-waterproof-rubberized-liquid](https://www.desertcart.is/products/555155594-flex-seal-liquid-flood-protection-28-oz-waterproof-rubberized-liquid) --- *Product available on Desertcart Iceland* *Store origin: IS* *Last updated: 2026-08-21*