---
product_id: 374961862
title: "West System G/FLEX EPOXY QT KIT"
brand: "west system"
price: "€ 321.80"
currency: EUR
in_stock: true
category: "West System"
url: https://www.desertcart.be/products/374961862-west-system-g-flex-epoxy-qt-kit
store_origin: BE
region: Belgium
---

# 46 min pot life, 60-75 min working time Waterproof & bonds damp/wet surfaces 150,000 PSI modulus of elasticity West System G/FLEX EPOXY QT KIT

**Brand:** west system
**Price:** € 321.80
**Availability:** ✅ In Stock

## Summary

> 🛠️ Bond like a pro—stronger, tougher, and built to last.

## Quick Answers

- **What is this?** West System G/FLEX EPOXY QT KIT by west system
- **How much does it cost?** € 321.80 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/374961862-west-system-g-flex-epoxy-qt-kit)

## 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

- • **Waterproof Versatility:** Bonds fiberglass, metals, plastics, ceramics—even underwater or on damp surfaces.
- • **Extended Working Window:** Generous 46-minute pot life and up to 75 minutes open time lets you perfect every bond.
- • **Customizable for Every Job:** Easily modified with WEST SYSTEM fillers and additives to tailor toughness and flexibility.
- • **Unmatched Structural Strength:** Toughened epoxy with 150,000 PSI elasticity absorbs shock, vibration & expansion stress.
- • **Dissimilar Materials? No Problem:** Ideal for permanent, stress-absorbing bonds between wood, metal, plastic, and composites.

## Overview

West System G/FLEX Epoxy QT Kit is a premium, toughened 2-part epoxy delivering waterproof, flexible, and ultra-strong bonds across a wide range of challenging materials. With a high modulus of elasticity (150,000 PSI), long working time, and compatibility with fillers and additives, it’s engineered for professional-grade repairs and structural bonding that withstands shock, vibration, and environmental stress—even underwater.

## Description

G/flex 650 is a toughened, versatile, liquid epoxy for permanent waterproof bonding of fiberglass, ceramics, metals, plastics, damp and difficult-to-bond woods. With a modulus of elasticity of 150,000 PSI, it is a bit more flexible than standard epoxies and polyester, but much stiffer than adhesive sealants. This gives it the ability to make structural bonds that can absorb the stress of expansion, contraction, shock, and vibration. It is ideal for bonding dissimilar materials. It can be modified with WEST SYSTEM fillers and additives and used to wet-out fiberglass tapes and fabrics. Mixed at a 1:1 ratio, this 2-part epoxy gives you 46 minutes of pot life at 72°F and an open (working) time of 60-75 minutes. It reaches an initial cure in 3 to 4 hrs and a workable cure in 7-10 hours.

## Features

- EXCELLENT ADHESION to hard-to bond woods. This toughened, versatile liquid epoxy for permanent waterproof bonding of fiberglass, ceramics, metals, plastics, damp and difficult-to-bond woods. A bit more flexible than standard epoxies and polyester, but much stiffer than adhesive sealants. Makes structural bonds that can absorb the stress of expansion, contraction, shock, and vibration.
- IDEAL FOR BONDING dissimilar materials. It can be modified with WEST SYSTEM fillers and additives and used to wet-out fiberglass tapes and fabrics. Mixed at a 1:1 ratio, this 2-part epoxy gives you 46 minutes of pot life at 72°F and an open (working) time of 60-75 minutes. It reaches an initial cure in 3 to 4 hrs and a workable cure in 7-10 hours.
- OFFERS GREATER FLEXIBILITY than traditional epoxies or polyester resins. Yet it is much stiffer than adhesive sealants. With a modulus of elasticity of 150,000 PSI, this epoxy bonds tenaciously to a metals, plastics, glass, masonry, and fiberglass. Can also be used to wet out and bond fiberglass tapes and fabrics.
- MAKES STRUCTURAL BONDS that can absorb the stress of expansion, contraction, shock, and vibration. G/flex can be used on damp or wet surfaces, and even underwater when applied with specific techniques. Perfect for repairs to aluminum and boats and canoes or kayaks made of polyethylene or ABS.
- EASILY MODIFIED with WEST SYSTEM Fillers, Additives, and Pigments to suit the job at hand. Adding G/flex to other WEST SYSTEM epoxies can improve their toughness and flexibility. Not intended for clear coating.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B002PKLO80 |
| Best Sellers Rank | #130,743 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #540 in Cyanoacrylate Adhesives |
| Brand Name | West System |
| Color | Pale yellow |
| Compatible Material | Plastic |
| Container Type | Bottle |
| Customer Reviews | 4.8 4.8 out of 5 stars (239) |
| Full Cure Time | 10 Hours |
| Included Components | industrial-sealants |
| Item Form | Liquid |
| Item Package Quantity | 1 |
| Item Type Name | G/FLEX EPOXY QT KIT |
| Item Weight | 1.02 kg |
| Manufacturer | Gougeon Brothers, Inc. |
| Material Type | Polyester |
| Model | 650-32 |
| Number of Pieces | 2 |
| Other Special Features of the Product | Highly Versatile, Strong Underwater Adhesion, Extreme Bonding Capabilities |
| Part Number | 650-32 |
| Specific Uses For Product | Repair, Woodworking, Carpentry |
| UPC | 811343012038 |
| Unit Count | 1.0 Count |
| Volume | 16 Fluid Ounces |
| Water Resistance Level | Waterproof |

## Product Details

- **Brand:** West System
- **Item form:** Liquid
- **Material:** Polyester
- **Special features:** Highly Versatile, Strong Underwater Adhesion, Extreme Bonding Capabilities
- **Specific uses for product:** Repair, Woodworking, Carpentry

## Images

![West System G/FLEX EPOXY QT KIT - Image 1](https://m.media-amazon.com/images/I/81PnSpWX6UL.jpg)
![West System G/FLEX EPOXY QT KIT - Image 2](https://m.media-amazon.com/images/I/61FaWGK9vCL.jpg)
![West System G/FLEX EPOXY QT KIT - Image 3](https://m.media-amazon.com/images/I/81X2hHRvhFL.jpg)
![West System G/FLEX EPOXY QT KIT - Image 4](https://m.media-amazon.com/images/I/81qpiXnI9WL.jpg)
![West System G/FLEX EPOXY QT KIT - Image 5](https://m.media-amazon.com/images/I/91ZmF4QF0jL.jpg)

## Frequently Bought Together

- G/FLEX EPOXY QT KIT
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*Product available on Desertcart Belgium*
*Store origin: BE*
*Last updated: 2026-05-23*