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West System Epoxy

West System Epoxy

Since 1971, Gougeon Brothers, Inc. has been a leader in developing marine-grade epoxy used in boat building around the world. Our in-house chemists formulate our products for excellent handling characteristics, superior strength and water resistance to withstand even the harshest ocean environments. We thoroughly test all West System products here in our labs, as well as submit them for independent testing by a fully accredited university.


The 105 System

WEST SYSTEM® epoxy is a versatile, 2-part, marine-grade epoxy that bonds and coats fiberglass, wood, metal, fabrics and other composite materials to provide superior strength and moisture resistance.


Specialty Epoxies

West System G/Flex Epoxy

G/Flex Epoxy

A toughened, versatile, more flexible liquid epoxy for permanent waterproof bonding of fiberglass, ceramics, metals, plastics, damp and difficult-to-bond woods.

West System G/5 Epoxy Adhesive

G/5 Epoxy Adhesive

An easy to use, 2-part resin/hardener system for quick repairs, tooling and general bonding.


Repair Kits, Instructional Gudies, and Other Supplies


Instructional Videos

4 stars - based on 385 reviews

Introduction to Epoxy

Epoxy Tools

Surface Preparation

Fairing With Epoxy and Filler

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