--- product_id: 38442147 title: "Original Thick Flexible Rubberized Waterproof Tape - Seal and Patch Leaks, Works Underwater, Indoor Outdoor - Home RV Roof Plumbing and Pool Repairs, White, 4 in x 5 ft, Pack of 1" brand: "flex tape" price: "฿1674" currency: THB in_stock: true reviews_count: 8 category: "Flex Tape" url: https://www.desertcart.co.th/products/38442147-original-thick-flexible-rubberized-waterproof-tape-seal-and-patch-leaks store_origin: TH region: Thailand --- # Works underwater & wet surfaces 50 lbs tensile strength UV resistant for outdoor durability Original Thick Flexible Rubberized Waterproof Tape - Seal and Patch Leaks, Works Underwater, Indoor Outdoor - Home RV Roof Plumbing and Pool Repairs, White, 4 in x 5 ft, Pack of 1 **Brand:** flex tape **Price:** ฿1674 **Availability:** ✅ In Stock ## Summary > 🛠️ Seal it. Fix it. Flex it. The tape that never quits. ## Quick Answers - **What is this?** Original Thick Flexible Rubberized Waterproof Tape - Seal and Patch Leaks, Works Underwater, Indoor Outdoor - Home RV Roof Plumbing and Pool Repairs, White, 4 in x 5 ft, Pack of 1 by flex tape - **How much does it cost?** ฿1674 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/38442147-original-thick-flexible-rubberized-waterproof-tape-seal-and-patch-leaks) ## Best For - flex tape enthusiasts ## Why This Product - Trusted flex tape brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Extreme Condition Ready:** UV resistant and VOC-free, built to withstand harsh sun and temperature swings. - • **Waterproof & Weatherproof:** Instantly blocks water, air, and moisture—even underwater or in freezing temps. - • **Quick Fix, Long-Term Confidence:** Patch leaks and cracks fast without costly replacements—be the hero of your home or RV. - • **Versatile Surface Compatibility:** Bonds to PVC, metal, wood, glass, concrete, and more—your all-in-one repair solution. - • **Unmatched Strength & Flexibility:** Rubberized backing molds to any shape for a seamless, durable seal. ## Overview Flex Tape is a thick, flexible, rubberized waterproof tape designed to seal, patch, and repair leaks on virtually any surface. With 50 lbs tensile strength, UV resistance, and the ability to work underwater or in extreme weather, it’s the ultimate quick-fix for indoor and outdoor repairs on homes, RVs, plumbing, roofs, and pools. ## Description Buy Flex Tape, Original Thick Flexible Rubberized Waterproof Tape - Seal and Patch Leaks, Works Underwater, Indoor Outdoor - Home RV Roof Plumbing and Pool Repairs, White, 4 in x 5 ft, Pack of 1: Duct Tape - desertcart.com ✓ FREE DELIVERY possible on eligible purchases Review: Good stuff and does the job, took care of my weird drip - I used this to seal some pvc that ran horizontally, this is wicked good. Got a weird leak you need to fix and don't or can't re-do it all, this will do the job. make sure you get enough, I did a wrap around my pipe taking no chances. Review: Very flexible for different applications - Works well using outside since waterproof ! ## Features - FLEX TAPE is a super strong, rubberized, waterproof tape that can patch, bond, seal and repair virtually everything! - FLEX TAPE is specially formulated with a thick, flexible, rubberized backing that conforms to any shape or object! - FLEX TAPE can be applied hot or cold, wet or dry, even underwater! - FLEX TAPE instantly seals out water, air and moisture to create a super strong, flexible, watertight barrier! - FLEX TAPE is UV resistant, environmentally friendly, VOC-free and has a wide temperature range so it can be used in extreme weather conditions! ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B01N6RNJD6 | | Best Sellers Rank | #1,991 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #30 in Duct Tape | | Brand | Flex Tape | | Brand Name | Flex Tape | | Color | White | | Compatible Material | Pvc, Acrylic, Metal, Steel, Copper, Aluminum, Wood, Ceramic, Porcelain, Tile, Glass, Rubber, Fiberglass, Stucco, Plaster, Stone, Cement, Concrete, Dry Wall, Epdm Roofs, Some Plastics, Fabrics, Vinyl and More. | | Customer Reviews | 4.1 out of 5 stars 4,201 Reviews | | Global Trade Identification Number | 00852808007084 | | Included Components | Sealant | | Item Thickness | 39 Mils | | Item Type Name | Flex Tape Rubberized Waterproof Tape, 4" x 5', White | | Item Weight | 5.92 ounces | | Manufacturer | Swift Response, LLC | | Material | Rubber | | Material Type | Rubber | | Number of Items | 1 | | Other Special Features of the Product | Uv-Resistant | | Recommended Uses For Product | Indoor, Outdoor | | Size Name | 4" x 5' (Pack of 1) | | Special Feature | Uv-Resistant | | Surface Recommendation | Various surfaces, including rubber | | Tensile Strength | 50 Pounds | | UPC | 852808007084 | | Unit Count | 1.0 Count | | Warranty Description | Warranty | | Water Resistance Level | Waterproof | ## Product Details - **Brand:** Flex Tape - **Color:** White - **Material:** Rubber - **Number of Items:** 1 - **Recommended Uses For Product:** Indoor, Outdoor ## Images ![Original Thick Flexible Rubberized Waterproof Tape - Seal and Patch Leaks, Works Underwater, Indoor Outdoor - Home RV Roof Plumbing and Pool Repairs, White, 4 in x 5 ft, Pack of 1 - Image 1](https://m.media-amazon.com/images/I/812lJe50VJL.jpg) ## Questions & Answers **Q: Will it fix a leak on the roof of my RV in the rain** A: Many people have had success using Flex Tape to repair the roof of their RV in the rain. **Q: Can the 8" tape be cut in half to use?** A: Many people have found great success at cutting Flex Tape to a desired size. Leave the backing on tape and cut to desired dimension. Use high quality scissors or razor blade when cutting. We do offer a 4" x 5' tape as well. **Q: Would this work on a hole I have in my 96 gallon trash can lid that has hail damage?** A: It sticks pretty well. Its like ducktape with silicone on the back. If its just to cover then maybe. If its to be sealed from water then no. If the holes are small it might be worth a try **Q: will it stick to painted gutter down spout?** A: Common Flex Tape Applications: Leaky roofs and ceilings Damaged gutters and down spouts Boats, kayaks, personal watercrafts, canoes, and other outdoor equipment repairs Repairs for mobile homes, RVs and campers Leaky PVC and plumbing pipes Sprinkler system, pool, and spa leaks and repairs Patch and seal windows, doors, walls, seams, and vents Repair air ducts and HVAC systems DIY projects And much more! ## Customer Reviews ### ⭐⭐⭐⭐⭐ Good stuff and does the job, took care of my weird drip *by M***A on February 28, 2026* I used this to seal some pvc that ran horizontally, this is wicked good. Got a weird leak you need to fix and don't or can't re-do it all, this will do the job. make sure you get enough, I did a wrap around my pipe taking no chances. ### ⭐⭐⭐⭐⭐ Very flexible for different applications *by T***O on April 15, 2026* Works well using outside since waterproof ! ### ⭐⭐⭐⭐⭐ Perfect for all weather 👌 conditions ❤️ *by S***E on April 1, 2026* This product is ridiculously strong 💪 so make no mistakes, it will not come apart. You don't get a lot for the money, but without a doubt it works better than any product I have tried I used it to seal my windows 🪟, great buy! ## Frequently Bought Together - Flex Tape, Original Thick Flexible Rubberized Waterproof Tape - Seal and Patch Leaks, Works Underwater, Indoor Outdoor - Home RV Roof Plumbing and Pool Repairs, White, 4 in x 5 ft, Pack of 1 - Flex Paste, Waterproof Paintable Putty, Spackle Sealant, Fill Gaps Cracks Holes - Block Out Water and Air - UV Resistant - Walls, Drywall, EPDM, Concrete, Roof, RV Repairs, White, Half-Quart - Flex Seal, 14 oz, Clear, Stop Leaks Instantly, Transparent Waterproof Rubber Spray On Sealant Coating, Perfect for Gutters, Wood, RV, Campers, Roof Repair, Skylights, Windows, 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.co.th/products/38442147-original-thick-flexible-rubberized-waterproof-tape-seal-and-patch-leaks](https://www.desertcart.co.th/products/38442147-original-thick-flexible-rubberized-waterproof-tape-seal-and-patch-leaks) --- *Product available on Desertcart Thailand* *Store origin: TH* *Last updated: 2026-04-23*