--- product_id: 15338073 title: "Flex Seal, 14 oz, 2-Pack, Gray, Stop Leaks Instantly, Waterproof Rubber Spray On Sealant Coating, Perfect for Gutters, Wood, RV, Campers, Roof Repair, Skylights, Windows, and More" brand: "flex seal" price: "NT$2026" currency: TWD in_stock: true reviews_count: 13 category: "Flex Seal" url: https://www.desertcart.tw/products/15338073-flex-seal-14-oz-2-pack-gray-stop-leaks-instantly store_origin: TW region: Taiwan --- # Long-lasting durability Instant waterproof seal Flexible rubber coating Flex Seal, 14 oz, 2-Pack, Gray, Stop Leaks Instantly, Waterproof Rubber Spray On Sealant Coating, Perfect for Gutters, Wood, RV, Campers, Roof Repair, Skylights, Windows, and More **Brand:** flex seal **Price:** NT$2026 **Availability:** ✅ In Stock ## Summary > 💧 Seal it. Forget it. Flex your fix game. ## Quick Answers - **What is this?** Flex Seal, 14 oz, 2-Pack, Gray, Stop Leaks Instantly, Waterproof Rubber Spray On Sealant Coating, Perfect for Gutters, Wood, RV, Campers, Roof Repair, Skylights, Windows, and More by flex seal - **How much does it cost?** NT$2026 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/15338073-flex-seal-14-oz-2-pack-gray-stop-leaks-instantly) ## Best For - flex seal enthusiasts ## Why This Product - Trusted flex seal brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Flexible & Durable:** Dries to a rubberized coating that flexes with surfaces, preventing cracks and wear. - • **Seal Leaks in Seconds:** Sprays on easily to stop leaks instantly, saving you time and hassle. - • **Versatile Application:** Perfect for gutters, roofs, RVs, windows, wood, and more—one product, endless fixes. - • **Weatherproof Protection:** Waterproof formula withstands rain, sun, and temperature changes for years. - • **Ready-to-Use Convenience:** Comes in a 2-pack of 14 oz cans, no mixing required—just spray and seal. ## Overview Flex Seal 14 oz (2-Pack) is a professional-grade waterproof rubber spray sealant designed to instantly stop leaks and protect a wide range of surfaces. Its flexible, durable coating resists weather and wear, making it ideal for gutters, roofs, RVs, windows, and more. Ready to use straight from the can, it offers a fast, reliable solution for long-lasting leak protection. ## Description Flex Seal, 14 oz, 2-Pack, Gray, Stop Leaks Instantly, Waterproof Rubber Spray On Sealant Coating, Perfect for Gutters, Wood, RV, Campers, Roof Repair, Skylights, Windows, and More - desertcart.com Review: GREAT PRODUCT - THIS PRODUCT WORKS GREAT Review: Good Product - Flex Seal Works Great - Flex Seal is great quality. It comes ready to use so mixability is easy to get started. It's a great price. The Flex Seal is very durable, looks great and clean up is easy so removal is easy. The product seems sturdy. ## Features - The Colorful Way to Coat, Seal and Stop Leaks Fast! - Seeps into cracks and holes, Seals out water, lasts for years - Dries to a watertight, flexible rubberized coating - Ideal for arts & crafts, projects & hobbies, and sealing outdoor decorate items - Transform and protect virtually everything - Perfect for Gutters, Wood, RV, Campers, Roof Repairs, Skylights, Windows, and more ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B00W5Y2X2W | | Best Sellers Rank | #118 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #1 in Hardware Sealers | | Brand Name | Flex Seal | | Color | Gray | | Compatible Material | Rubber | | Customer Reviews | 4.4 4.4 out of 5 stars (38,810) | | Global Trade Identification Number | 00810129871937 | | Included Components | See Label | | Item Dimensions | 5.2 x 2.6 x 9 inches | | Item Form | Spray | | Item Type Name | Flex Seal Spray Rubber Sealant Coating, 14-oz, Gray (2 Pack) | | Item Weight | 28 Ounces | | Manufacturer | Swift Response, LLC | | Material Type | Rubber | | Model | FSGRYR20 | | Number of Items | 1 | | Part Number | FSSLVD20 | | Style Name | Gray, 14 oz, 2-Pack | | Surface Recommendation | Gutter | | UPC | 810129871937 | | Unit Count | 1.0 Count | | Water Resistance Level | Waterproof | ## Product Details - **Brand:** Flex Seal - **Item Weight:** 28 Ounces - **Item dimensions L x W x H:** 5.2 x 2.6 x 9 inches - **Material:** Rubber - **Style:** Gray, 14 oz, 2-Pack ## Images ![Flex Seal, 14 oz, 2-Pack, Gray, Stop Leaks Instantly, Waterproof Rubber Spray On Sealant Coating, Perfect for Gutters, Wood, RV, Campers, Roof Repair, Skylights, Windows, and More - Image 1](https://m.media-amazon.com/images/I/81+94YgwaaL.jpg) ![Flex Seal, 14 oz, 2-Pack, Gray, Stop Leaks Instantly, Waterproof Rubber Spray On Sealant Coating, Perfect for Gutters, Wood, RV, Campers, Roof Repair, Skylights, Windows, and More - Image 2](https://m.media-amazon.com/images/I/81hNu3GuneL.jpg) ![Flex Seal, 14 oz, 2-Pack, Gray, Stop Leaks Instantly, Waterproof Rubber Spray On Sealant Coating, Perfect for Gutters, Wood, RV, Campers, Roof Repair, Skylights, Windows, and More - Image 3](https://m.media-amazon.com/images/I/91fIxwhGEvL.jpg) ![Flex Seal, 14 oz, 2-Pack, Gray, Stop Leaks Instantly, Waterproof Rubber Spray On Sealant Coating, Perfect for Gutters, Wood, RV, Campers, Roof Repair, Skylights, Windows, and More - Image 4](https://m.media-amazon.com/images/I/915OaDFn31L.jpg) ![Flex Seal, 14 oz, 2-Pack, Gray, Stop Leaks Instantly, Waterproof Rubber Spray On Sealant Coating, Perfect for Gutters, Wood, RV, Campers, Roof Repair, Skylights, Windows, and More - Image 5](https://m.media-amazon.com/images/I/91Xmb27LnCL.jpg) ## Available Options This product comes in different **Color, Size** options. ## Questions & Answers **Q: Will it stick to outdoor wood and is it paintable?** A: I believe it would stick to wood outdoors. I can't verify that it can be painted as I've never tried to paint it. **Q: Would this work on an exterior chimney crown?** A: It worked on a brick in my kitchen so yes it would however you might want to try the Paste version as opposed to the spray. The stuff is wonderful. No house should be without it. **Q: Will this product break down the composition of styrofoam?** A: Hey there. We don't recommend using Flex Seal Spray on a styrofoam surface as the spray will cause the styrofoam to melt when it comes in contact with the spray. **Q: Does come with texture? I want to use it the floor of a motorcycle trailer** A: It has no texture. ## Customer Reviews ### ⭐⭐⭐⭐⭐ GREAT PRODUCT *by P***I on April 10, 2026* THIS PRODUCT WORKS GREAT ### ⭐⭐⭐⭐⭐ Good Product - Flex Seal Works Great *by C***D on February 20, 2026* Flex Seal is great quality. It comes ready to use so mixability is easy to get started. It's a great price. The Flex Seal is very durable, looks great and clean up is easy so removal is easy. The product seems sturdy. ### ⭐⭐⭐⭐ One can half full *by K***Y on March 30, 2026* While this worked great for the intended purpose, one of the four cans we recieved was half empty. Would appreciate some compensation from the seller. Or another can ## Frequently Bought Together - Flex Seal, 14 oz, 2-Pack, Gray, Stop Leaks Instantly, Waterproof Rubber Spray On Sealant Coating, Perfect for Gutters, Wood, RV, Campers, Roof Repair, Skylights, Windows, and More - Flex Seal Liquid, 32 oz, Gray, Liquid Rubber Coating Sealant, Waterproof, Flexible, Breathable, and UV Resistant, Roof Repair, Basements, RV, Campers, Trailers, Marine, EPDM, Masonry --- ## 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.tw/products/15338073-flex-seal-14-oz-2-pack-gray-stop-leaks-instantly](https://www.desertcart.tw/products/15338073-flex-seal-14-oz-2-pack-gray-stop-leaks-instantly) --- *Product available on Desertcart Taiwan* *Store origin: TW* *Last updated: 2026-04-22*