--- product_id: 85562165 title: "J-B Weld 8277 WaterWeld Underwater Epoxy Putty - 2 oz by J-B Weld" brand: "j-b weld" price: "€ 46.60" currency: EUR in_stock: true reviews_count: 5 category: "J B Weld" url: https://www.desertcart.pt/products/85562165-j-b-weld-8277-waterweld-underwater-epoxy-putty-2-oz store_origin: PT region: Portugal --- # Cures underwater Withstands 300°F Sets in 25 mins J-B Weld 8277 WaterWeld Underwater Epoxy Putty - 2 oz by J-B Weld **Brand:** j-b weld **Price:** € 46.60 **Availability:** ✅ In Stock ## Summary > 💪 Fix it fast, fix it strong—underwater or not! ## Quick Answers - **What is this?** J-B Weld 8277 WaterWeld Underwater Epoxy Putty - 2 oz by J-B Weld by j-b weld - **How much does it cost?** € 46.60 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/85562165-j-b-weld-8277-waterweld-underwater-epoxy-putty-2-oz) ## Best For - j-b weld enthusiasts ## Why This Product - Trusted j-b weld brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Rapid Set & Cure:** Ready to handle in just 1 hour—fast fixes for busy pros - • **Heavy-Duty Strength:** 1300 PSI lap shear strength for industrial-grade durability - • **Multi-Surface Mastery:** Bonds iron, steel, copper, plastic & more—one putty to rule them all - • **Underwater Cure Power:** Seals leaks and cracks even submerged, no drying time needed - • **Chemical & Heat Resistant:** Stands up to petroleum, hydraulic fluids, and temps up to 300°F ## Overview J-B Weld 8277 WaterWeld is a NSF-certified, hand-mixable two-part epoxy putty that cures underwater in 1 hour. With 1300 PSI strength and resistance to chemicals and heat up to 300°F, it’s engineered for plumbing, fuel tanks, pools, boats, and potable water systems. Its versatility across metals and plastics makes it the go-to heavy-duty repair solution for professionals and DIYers alike. ## Description WaterWeld™ will plug or seal leaks and patch holes and cracks in almost anything. Ideal for repairing plumbing, fuel tanks, tub and shower, drains, pool and spa, boats and potable water tanks; setup occurs even under water. After curing, it can be drilled, tapped, filed, sanded and painted. WaterWeld™ has a set time of 15-25 minutes and sets hard in one hour. WaterWeld™ cures to an off-white color, is rated at a strength of 4370 PSI and will withstand temperatures up to 250ºF. Review: Very Useful and Safe - Used it to fill a crack in my RO unit. It's really safe for potable water tanks and does a great job Review: Great epoxy putty - Fantastic product ## Features - J-B WELD WATERWELD: A hand mixable two part epoxy putty stick, that can cure under water and is ideal for repairing plumbing, fuel tanks, tubs and showers, drains, pool and spa, boats & potable water tanks and more! J-B Weld WaterWeld is certified by the NSF and is safe for contact with potable water. - CURE AND SET TIME: After kneading the two part formula together by hand, WaterWeld takes 25 minutes to set and cures in 1 hour. J-B Weld WaterWeld set and cure color is off white. - PRODUCT FEATURES AND STRENGTH: J-B Weld WaterWeld has lap shear strength of 1300 PSI, can withstand continuous temperatures up to 300F (149C) and intermittent temperatures of 350F (176 degrees Celsius) and is chemical resistant against petroleum, hydraulic fluids and other chemicals when fully cured. - SURFACE APPLICATIONS: Iron & Stainless Steel, Copper & Brass, Aluminum & Bronze, Fiberglass and Plastic & PVC. - DO IT YOURSELF: Big or small, you can DIY it with J-B Weld. Our heavy duty epoxy and adhesives repair & restore it right the first time. J-B Weld delivers superior performance, quality, and results for the World’s Strongest Bond. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B000BRQ0TW | | Best Sellers Rank | #32,209 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #172 in Epoxy Adhesives | | Brand | J-B Weld | | Brand Name | J-B Weld | | Colour | White,Bronze | | Compatible Material | Plastic | | Container Type | Can | | Country of Publication | USA | | Customer Reviews | 4.2 out of 5 stars 12,736 Reviews | | Full Cure Time | 60 Minutes | | Global Trade Identification Number | 00043425082770 | | Importer Contact Information | RedAngus Business Services, 7th & 8th Floor, Times Square Building, W.E Highway, Andheri (E) , Mumbai 400 069, info@redangus.in | | Included Components | 1 Pack | | Item Form | Putty | | Item Package Quantity | 1 | | Item Type Name | J-B Weld 8277 WaterWeld Underwater Epoxy Putty - 2 oz by J-B Weld | | Item Weight | 0.07 Kilograms | | Manufacturer | J B Weld, J-B WELD CO LLC, P.O Box 483,Sulphur Springs,TX 75483, +1 903 885-7696, j-bweld@redangus.in | | Manufacturer Contact Information | J-B WELD CO LLC, P.O Box 483,Sulphur Springs,TX 75483, +1 903 885-7696, j-bweld@redangus.in | | Material | epoxy | | Material Type | epoxy | | Model | 8277 | | Other Special Features of the Product | heavy duty | | Packer Contact Information | J-B WELD CO LLC, P.O Box 483,Sulphur Springs,TX 75483, +1 903 885-7696, j-bweld@redangus.in | | Special Feature | heavy duty | | Specific Uses For Product | plumbing | | Tensile Strength | 1300 Pounds Per Square Inch | | UPC | 043425082770 | | Unit Count | 1 Count | | Viscosity | medium_to_high | | Volume | 59.14 Millilitres | | Warranty Description | No Warranty | | Water Resistance Level | Water Resistant | ## Product Details - **Brand:** J-B Weld - **Item Form:** Putty - **Material:** epoxy - **Special Feature:** heavy duty - **Specific Uses For Product:** plumbing ## Images ![J-B Weld 8277 WaterWeld Underwater Epoxy Putty - 2 oz by J-B Weld - Image 1](https://m.media-amazon.com/images/I/71DWFNbzcLL.jpg) ![J-B Weld 8277 WaterWeld Underwater Epoxy Putty - 2 oz by J-B Weld - Image 2](https://m.media-amazon.com/images/I/710u6uMh9aL.jpg) ![J-B Weld 8277 WaterWeld Underwater Epoxy Putty - 2 oz by J-B Weld - Image 3](https://m.media-amazon.com/images/I/71CWjLXxV8L.jpg) ![J-B Weld 8277 WaterWeld Underwater Epoxy Putty - 2 oz by J-B Weld - Image 4](https://m.media-amazon.com/images/I/81zC-thqIUL.jpg) ![J-B Weld 8277 WaterWeld Underwater Epoxy Putty - 2 oz by J-B Weld - Image 5](https://m.media-amazon.com/images/I/81QumHOykpL.jpg) ## Questions & Answers **Q: Can it hold on to a crack in the side of a frp vessel which is used to contain pressurized water of 30-40 psi?** A: WaterWeld will plug or seal leaks and patvh holes and cracks in almost anything. It's strength is 900 PSI. So you can easily fill crack in the side of a frp vessel. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Very Useful and Safe *by K***M on 16 January 2025* Used it to fill a crack in my RO unit. It's really safe for potable water tanks and does a great job ### ⭐⭐⭐⭐⭐ Great epoxy putty *by R***H on 12 January 2025* Fantastic product ### ⭐⭐⭐⭐⭐ Works well even in damp conditions *by J***W on 12 August 2024* Used it to seal a persistent leak along the edge of tiling abutting a lift well wall that was getting damp. It worked well . ## Frequently Bought Together - J-B Weld 8277 WaterWeld Epoxy Putty Stick - 2 oz., Off White - J-B Weld FiberWeld 2” Pipe Repair Cast 2x60 Inch - High Strength Adhesive Fiberglass Wrap - White (38260) --- ## 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.pt/products/85562165-j-b-weld-8277-waterweld-underwater-epoxy-putty-2-oz](https://www.desertcart.pt/products/85562165-j-b-weld-8277-waterweld-underwater-epoxy-putty-2-oz) --- *Product available on Desertcart Portugal* *Store origin: PT* *Last updated: 2026-04-23*