---
product_id: 626603775
title: "205 Fast Hardener 200ml - Use with WEST SYSTEM 105 Epoxy Resin for Fibreglass & Wood, Metal, Glass Repair - Pair with Filler & Mixer Accessories - Ideal for Marine, & DIY Applications"
brand: "west system"
price: "C$3879"
currency: NIO
in_stock: true
reviews_count: 4
category: "West System"
url: https://www.desertcart.ni/products/626603775-205-fast-hardener-200ml-use-with-west-system-105-epoxy
store_origin: NI
region: Nicaragua
---

# Waterproof & moisture resistant 7845 PSI tensile strength 5-7 hour fast cure 205 Fast Hardener 200ml - Use with WEST SYSTEM 105 Epoxy Resin for Fibreglass & Wood, Metal, Glass Repair - Pair with Filler & Mixer Accessories - Ideal for Marine, & DIY Applications

**Brand:** west system
**Price:** C$3879
**Availability:** ✅ In Stock

## Summary

> ⚡ Fast, fierce, and flawlessly waterproof—your go-to epoxy hardener for pro-level repairs!

## Quick Answers

- **What is this?** 205 Fast Hardener 200ml - Use with WEST SYSTEM 105 Epoxy Resin for Fibreglass & Wood, Metal, Glass Repair - Pair with Filler & Mixer Accessories - Ideal for Marine, & DIY Applications by west system
- **How much does it cost?** C$3879 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ni](https://www.desertcart.ni/products/626603775-205-fast-hardener-200ml-use-with-west-system-105-epoxy)

## 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

- • **Rapid Repair Ready:** Cures solid in just 5-7 hours—perfect for tight deadlines and urgent fixes.
- • **Precision Mixing Ratio:** Optimized 5:1 resin to hardener ratio for consistent, reliable results every time.
- • **Unmatched Bond Strength:** Delivers an impressive 7845 PSI tensile strength for rock-solid adhesion on wood, fibreglass, metal, and more.
- • **Minimal Shrinkage Stability:** Maintains dimensional integrity post-cure, preserving the strength and shape of your repairs.
- • **Marine-Grade Moisture Defense:** Waterproof formula ensures lasting durability in harsh marine and outdoor environments.

## Overview

WEST SYSTEM 205 Fast Hardener is a high-performance epoxy hardener designed to pair with WEST SYSTEM 105 Resin, delivering rapid curing in 5-7 hours with minimal shrinkage. Its waterproof, moisture-resistant formula provides exceptional tensile strength (7845 PSI), making it ideal for demanding marine, wood, fibreglass, and metal repairs. Perfect for professionals and DIYers seeking durable, fast, and reliable bonding solutions.

## Description

WEST SYSTEM 205 Fast Hardener 200ml - Use with WEST SYSTEM 105 Epoxy Resin for Fibreglass & Wood, Metal, Glass Repair - Pair with Filler & Mixer Accessories - Ideal for Marine, & DIY Applications : desertcart.co.uk: DIY & Tools

Review: Wear gloves - Does what it says on the can.
Review: Does what it says on the can - Once I had got the right pumps it worked fine just a note if your using this you need the right pump it’s not the same as the one for the doing epoxy repairs my fault didn’t read the instructions !!! It’s a man thing…

## Features

- Causes severe skin burns and eye damage.
- Harmful if swallowed.
- Harmful in contact with skin.
- Harmful to aquatic life with long lasting effects.
- May cause an allergic skin reaction.
- Suspected of causing genetic defects.
- Pairs with Epoxy Resin: Combine with WEST SYSTEM 105 Epoxy Resin at a 5:1 resin to hardener ratio. The ideal epoxy resin and hardener solution for creating strong, moisture-resistant bonds on wood, fibreglass, plastic, and metal
- Versatile Application: Suitable for a variety of bonding applications. Use as part of an epoxy resin kit as a metal epoxy, in a fibreglass repair kit, or in wood repair jobs for unmatched versatility in various repairs
- Waterproof Protection: Combined with with our marine resin epoxy, this hardener is waterproof and resistant to moisture. Ideal for coating or bonding, this epoxy system suits marine projects including boat repair, kayak and canoe construction
- Fast Hardening Time: This hardener works in a two part epoxy resin mix to reach a solid state in just 5-7 hours, ideal for quick projects or when time-sensitive repairs are needed
- Minimal Cure Shrinkage: This epoxy resin and hardener system cures with minimal shrinkage ensuring that the final product maintains its dimensions and strength. This stability is crucial for maintaining the integrity of the bonded materials
- PLEASE NOTE: Each tin contains only 200ml of product and the 500ml tin is used to accommodate our pump set

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00C508JMO |
| Best Sellers Rank | 70,614 in DIY & Tools ( See Top 100 in DIY & Tools ) 273 in Universal Adhesives |
| Brand | West System |
| Colour | clear |
| Compatible Material | Fabric, Foam, Wood |
| Container Type | Can |
| Customer Reviews | 4.5 out of 5 stars 241 Reviews |
| Full Cure Time | 5 Hours |
| Global Trade Identification Number | 05063369020503 |
| Included Components | WEST SYSTEM 205 Fast Hardener® (0.2kg) |
| Item Form | Liquid |
| Item Package Quantity | 1 |
| Item Volume | 200 Millilitres |
| Item form | Liquid |
| Manufacturer | Wessex Resins & Adhesives Ltd |
| Material | Epoxy Resin , Resin |
| Model Number | 205A |
| Other Special Features of the Product | Fast Drying, Strong |
| Special feature | Fast Drying, Strong |
| Specific Uses For Product | Boat Repair, Boat Restoration, DIY, Wood Repair, Fibreglass Repair |
| Specific uses for product | Boat Repair, Boat Restoration, DIY, Wood Repair, Fibreglass Repair |
| Tensile Strength | 7845 Pounds Per Square Inch |
| Unit Count | 1.0 count |
| Viscosity | 975 mPas |
| Water Resistance Level | Water Resistant |

## Product Details

- **Brand:** West System
- **Item form:** Liquid
- **Material:** Epoxy Resin, Resin
- **Special feature:** Fast Drying, Strong
- **Specific uses for product:** Boat Repair, Boat Restoration, DIY, Wood Repair, Fibreglass Repair

## Images

![205 Fast Hardener 200ml - Use with WEST SYSTEM 105 Epoxy Resin for Fibreglass & Wood, Metal, Glass Repair - Pair with Filler & Mixer Accessories - Ideal for Marine, & DIY Applications - Image 1](https://m.media-amazon.com/images/I/51G1Zqmv6jL.jpg)

## Available Options

This product comes in different **Size, Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Wear gloves
*by S***E on 7 August 2025*

Does what it says on the can.

### ⭐⭐⭐⭐⭐ Does what it says on the can
*by A***R on 22 February 2025*

Once I had got the right pumps it worked fine just a note if your using this you need the right pump it’s not the same as the one for the doing epoxy repairs my fault didn’t read the instructions !!! It’s a man thing…

### ⭐⭐ never worked
*by C***Y on 4 October 2025*

no good

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**Shop now:** [https://www.desertcart.ni/products/626603775-205-fast-hardener-200ml-use-with-west-system-105-epoxy](https://www.desertcart.ni/products/626603775-205-fast-hardener-200ml-use-with-west-system-105-epoxy)

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*Product available on Desertcart Nicaragua*
*Store origin: NI*
*Last updated: 2026-02-07*