---
product_id: 626122165
title: "West System 206-B 206B Slow Hardener - .81.4l"
brand: "west system"
price: "€ 191.74"
currency: EUR
in_stock: true
reviews_count: 5
category: "West System"
url: https://www.desertcart.fr/products/626122165-west-system-206-b-206b-slow-hardener-81-4l
store_origin: FR
region: France
---

# Extended working time High-strength, moisture-resistant bond 5:1 resin-to-hardener ratio West System 206-B 206B Slow Hardener - .81.4l

**Brand:** west system
**Price:** € 191.74
**Availability:** ✅ In Stock

## Summary

> ⏳ Slow down, level up: Master your epoxy craft with precision and power!

## Quick Answers

- **What is this?** West System 206-B 206B Slow Hardener - .81.4l by west system
- **How much does it cost?** € 191.74 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fr](https://www.desertcart.fr/products/626122165-west-system-206-b-206b-slow-hardener-81-4l)

## 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

- • **Perfect Pairing:** Matched specifically with WEST SYSTEM 105 Resin for consistent, reliable results
- • **Superior Durability:** Creates a rigid, moisture-resistant solid that stands up to demanding conditions
- • **Extended Work Window:** Slow hardener formula gives you the time to perfect your project without rush
- • **Precision Mixing Ratio:** Optimized 5:1 resin to hardener for flawless curing every time
- • **Versatile Customization:** Easily modified with fillers, additives, and pigments to tailor your finish

## Overview

West System 206-B Slow Hardener is a low-viscosity epoxy curing agent designed to extend working and cure times when paired with WEST SYSTEM 105 Resin at a 5:1 ratio. It produces a rigid, high-strength, moisture-resistant bond ideal for coating, fiberglass application, structural bonding, and fairing. Not suitable for clear coating, this hardener is perfect for professionals seeking precision and durability in their epoxy projects.

## Description

206 Slow Hardener is a low-viscosity epoxy curing agent for use with WEST SYSTEM 105 Resin when extended working and cure time is needed or to provide adequate working time at higher temperatures. When combined with 105 Resin in a five-part resin to one-part hardener ratio, the cured resin-hardener mixture yields a rigid, high-strength, moisture-resistant solid with excellent bonding and coating properties. Not intended for clear coating. 206 B size hardener is matched for use with 105 B size resin.

Review: Good Product, A++
Review: Great Product

## Features

- PAIR WITH 105-B WEST SYSTEM 105 Epoxy Resin at a 5-parts resin to 1-part hardener ratio.
- EASILY MODIFIED with WEST SYSTEM Fillers, Additives, and Pigments to suit the job at hand, whether coating, applying fiberglass, structural bonding, or fairing. Not intended for clear coating.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0002NY6SM |
| Age Range | adult |
| Batteries Included? | No |
| Best Sellers Rank | #192,457 in Automotive ( See Top 100 in Automotive ) #485 in Automotive Fillers, Adhesives & Sealants |
| Brand | West System |
| Customer Reviews | 4.6 4.6 out of 5 stars (299) |
| Date First Available | 6 May 2024 |
| Height | 6 inches |
| Is Discontinued By Manufacturer | No |
| Item model number | 206-B |
| Length | 6 inches |
| Material Type | epoxy_resin |
| Number of Pieces | 1 |
| Product Dimensions | 15.49 x 6.35 x 18.54 cm; 907.18 g |
| Weight | 3 Pounds |
| Width | 6 inches |

## Product Details

- **Brand:** West System
- **Item form:** Liquid
- **Item package quantity:** 1
- **Package information:** Can
- **Item volume:** 814 Milliliters

## Images

![West System 206-B 206B Slow Hardener - .81.4l - Image 1](https://m.media-amazon.com/images/I/817fw5Ge1aL.jpg)
![West System 206-B 206B Slow Hardener - .81.4l - 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/

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by A***R on 22 December 2025*

Good Product, A++

### ⭐⭐⭐⭐⭐ Review
*by J***S on 12 December 2024*

Great Product

### ⭐⭐⭐⭐⭐ Review
*by O***S on 11 June 2025*

Nice to get it at home versus finding a West Marine supply store 2 hours away. As always, product does what it says it will and work s perfectly. Just you wish it was a little cheaper as the price seems a bit inflated but about the same that you would spend at a store.

## Frequently Bought Together

- West System 206-B Slow Hardener
- West System 105-B Epoxy Resin
- WEST SYSTEM 300 Mini Pump Set

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---

*Product available on Desertcart France*
*Store origin: FR*
*Last updated: 2026-03-13*