--- product_id: 2195958 title: "West System 206-B Slow Epoxy Hardener, Quart | for Extended Open Time" brand: "west system" price: "€ 102.66" currency: EUR in_stock: true category: "West System" url: https://www.desertcart.ie/products/2195958-west-system-206-b-slow-epoxy-hardener-quart-for-extended store_origin: IE region: Ireland --- # Extended open working time High-strength, moisture-resistant bond Predictable cure across temps West System 206-B Slow Epoxy Hardener, Quart | for Extended Open Time **Brand:** west system **Price:** € 102.66 **Availability:** ✅ In Stock ## Summary > ⏳ Slow down to power up your projects with lasting strength! ## Quick Answers - **What is this?** West System 206-B Slow Epoxy Hardener, Quart | for Extended Open Time by west system - **How much does it cost?** € 102.66 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ie](https://www.desertcart.ie/products/2195958-west-system-206-b-slow-epoxy-hardener-quart-for-extended) ## Best For - west system enthusiasts ## Why This Product - Trusted west system brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Creates rigid, waterproof bonds that resist moisture vapor—ideal for structural durability. - • **Work Without Rush:** Slow-curing formula offers 20-25 minutes pot life at room temp for precision and control. - • **Seamless Compatibility:** Optimized to mix perfectly with WEST SYSTEM 105 resin at a precise 5:1 ratio for superior performance. - • **Customizable Craftsmanship:** Easily modified with fillers, additives, and pigments for tailored coatings and fiberglass work. - • **Consistent Results Every Time:** Reliable cure profile ensures solid state in 10-15 hours and max strength within 4 days. ## Overview West System 206-B Slow Epoxy Hardener is a low-viscosity, slow-curing epoxy hardener made in the USA, designed for extended working time and high-strength, moisture-resistant bonds. It pairs with WEST SYSTEM 105 resin at a 5:1 ratio, cures predictably at room temperature, and is adaptable with fillers and additives for versatile structural and protective applications. ## Description West System 206-B Slow Epoxy Hardener, Quart | for Extended Open Time | Extend your working time in warm conditions and get a dependable cure with this reliable, slow-curing epoxy hardener.: desertcart.com: Industrial & Scientific ## Features - Slow-curing epoxy hardener for extended working time – WEST SYSTEM206 slow hardener is a Made in the USA low-viscosity epoxy curing agent designed for bonding applications at room temp (60 degrees) or higher. - Develops high-strength, moisture-resistant bonds – When cured, 206 produces a rigid, high-strength solid that is functionally waterproof and highly resistant to moisture vapor in structural and protective applications. - Designed to mix with WEST SYSTEM 105 resin – Used with WEST SYSTEM 105 epoxy resin at a 5-parts resin to 1-part hardener ratio, this combination provides excellent bonding and barrier coating performance. - Predictable cure profile across temperatures – At 72°F (22°C), pot life is 20 to 25 minutes, cures to a solid state in 10 to 15 hours, and reaches maximum strength in 1 to 4 days. Minimum recommended working temperature is 60°F (16°C). - Adaptable with fillers and fiberglass applications – The 105 resin and 206 hardener system can be modified with WEST SYSTEMfillers, additives, and pigments for coating, fiberglass work, structural bonding, or fairing. Not intended for clear coating. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0002NY6SM | | Best Sellers Rank | #38,623 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #3,334 in Industrial Adhesives, Sealants & Lubricants | | Brand | West System | | Brand Name | West System | | Color | Clear | | Compatible Material | Fiberglass | | Container Type | Can | | Customer Reviews | 4.7 out of 5 stars 318 Reviews | | Full Cure Time | 4 days | | Global Trade Identification Number | 00811343010614 | | Included Components | urea-resin-adhesives | | Item Form | Liquid | | Item Highlight | Extend your working time in warm conditions and get a dependable cure with this reliable, slow-curing epoxy hardener. | | Item Package Quantity | 1 | | Item Type Name | Epoxy | | Item Weight | 2 pounds | | Manufacturer | WEST SYSTEM | | Material | Epoxy | | Material Type | Epoxy | | Model | 206-B | | Number of Packs | 1 | | Number of Pieces | 1 | | Other Special Features of the Product | Slow Drying | | Part Number | 206-B | | Special Feature | Slow Drying | | UPC | 656166678852 811343010614 | | Unit Count | 1 Count | | Viscosity Level | Low | | Volume | 814 ml | | Water Resistance Level | Waterproof | ## Product Details - **Brand:** West System - **Color:** Clear - **Item Form:** Liquid - **Item Package Quantity:** 1 - **Material:** Epoxy ## Images ![West System 206-B Slow Epoxy Hardener, Quart | for Extended Open Time - Image 1](https://m.media-amazon.com/images/I/817fw5Ge1aL.jpg) ![West System 206-B Slow Epoxy Hardener, Quart | for Extended Open Time - Image 2](https://m.media-amazon.com/images/I/81ZnL4CXwaL.jpg) ## Questions & Answers **Q: coverage in sq. ft. ?** A: I would go to West Systems web site. I think you will get a idea of coverage there. **Q: Can i use this to paste wood to Concrete ?** A: I have not used it for that. There are a bunch of products on the market that are made to glue wood to concrete. Check with your local building supply store. My understanding is that this West product is for fiberglass to fiberglass ,wood to wood ect. **Q: i bought the 105 and 206 with pumps as set. reading further i dont know if i got the correct products. using on reclaimed pine flooring. any opinions?** A: it works fine for filling voids in wood slabs but it is not a finishing product **Q: How much VOC is there in this product?** A: Hello Adu. There are 9.59 g/L (0.08 lb/gal) of VOC's in the combined resin/hardener system of 105/206. More information can be found on our safety data sheet here https://www.westsystem.com/206-slow-hardener/ ## Frequently Bought Together - West System 206-B Slow Hardener - West System 105-B Epoxy Resin - WEST SYSTEM 300 Mini Pump Set --- ## 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.ie/products/2195958-west-system-206-b-slow-epoxy-hardener-quart-for-extended](https://www.desertcart.ie/products/2195958-west-system-206-b-slow-epoxy-hardener-quart-for-extended) --- *Product available on Desertcart Ireland* *Store origin: IE* *Last updated: 2026-10-18*