---
product_id: 559755742
title: "1 Oz. Fiberglass Chopped Strand Mat - 3 Yards X 50\" Wide for Hand Layup, Vacuum Bagging or Molding Composites with Epoxy, Polyester or Vinyl Ester Resins"
brand: "griffco products"
price: "€ 118.61"
currency: EUR
in_stock: false
reviews_count: 5
category: "Griffco Products"
url: https://www.desertcart.pt/products/559755742-1-oz-fiberglass-chopped-strand-mat-3-yards-x-50
store_origin: PT
region: Portugal
---

# Uniform multi-directional stiffness 3 yards continuous length 1 oz/sq ft lightweight strength 1 Oz. Fiberglass Chopped Strand Mat - 3 Yards X 50" Wide for Hand Layup, Vacuum Bagging or Molding Composites with Epoxy, Polyester or Vinyl Ester Resins

**Brand:** griffco products
**Price:** € 118.61
**Availability:** ❌ Out of Stock

## Summary

> 🛠️ Reinforce your projects with precision and ease — don’t get left behind!

## Quick Answers

- **What is this?** 1 Oz. Fiberglass Chopped Strand Mat - 3 Yards X 50" Wide for Hand Layup, Vacuum Bagging or Molding Composites with Epoxy, Polyester or Vinyl Ester Resins by griffco products
- **How much does it cost?** € 118.61 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/559755742-1-oz-fiberglass-chopped-strand-mat-3-yards-x-50)

## Best For

- griffco products enthusiasts

## Why This Product

- Trusted griffco products brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Seamless 3-Yard Roll:** Uninterrupted 50" width for large-scale projects without breaks
- • **Lightweight Yet Durable:** Only 1 oz per sq ft for easy handling with robust reinforcement
- • **Superior Mold Conformity:** Better detail adherence than woven roving for flawless finishes
- • **Multi-Resin Compatibility:** Works flawlessly with epoxy, polyester, and vinyl ester resins
- • **Precision Thickness Build-Up:** Adds consistent ~1/32" thickness per layer for tailored strength

## Overview

This premium 1 oz fiberglass chopped strand mat comes in a continuous 3-yard by 50" roll, engineered for hand layup, vacuum bagging, and molding with epoxy, polyester, or vinyl ester resins. It delivers uniform strength and stiffness in all directions, conforms better to mold details than woven roving, and builds thickness at approximately 1/32" per layer, making it ideal for marine, transportation, and construction applications.

## Description

50" wide, continuous 3 yard linear length of the finest quality 1 oz weight Chopped Strand Mat. Folded and packaged as shown in pictures. Can be used in a variety of hand lay-up applications with epoxy, polyester and vinyl ester resins. Used in the transportation, recreation, marine and construction industries. Please note that chopped strand mat weight is measured by the square foot (not square yard like fabric). So this product is 1 oz. per square foot.

Review: Used this repair the shower pan in my grandparents bathroom
Review: Great Quality Mat, Very Corse Mat for the cost! Fills very well and wets excellent! Makes great quality strong Fiberglass with minimal amount of resin!

## Features

- Use for "print through" barrier between gel coat and woven roving
- Use as a bond layer between layers of woven roving
- Use to build thickness - about 1/32" or .030" per layer
- Uniform strength and stiffness in all directions
- Conforms to mold details better than woven roving

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01N20MS32 |
| Are batteries included? | No |
| Country of Origin | USA |
| Customer Reviews | 4.6 4.6 out of 5 stars (302) |
| Date First Available | 13 September 2023 |
| Item Form | Roll |
| Item Weight | 1 kg 60 g |
| Item model number | CSM300GW1270MM |
| Manufacturer | Griffco Products |
| Model number | CSM300GW1270MM |
| Number of Items | 1 |
| Package Dimensions | 33.6 x 23.7 x 5.99 cm; 1.06 kg |

## Product Details

- **Brand:** Griffco Products
- **Colour:** A11
- **Item Thickness:** 0.03 Inches
- **Material:** Fiberglass
- **Shape:** Sheet

## Images

![1 Oz. Fiberglass Chopped Strand Mat - 3 Yards X 50" Wide for Hand Layup, Vacuum Bagging or Molding Composites with Epoxy, Polyester or Vinyl Ester Resins - Image 1](https://m.media-amazon.com/images/I/31+Ix1IuP0L.jpg)
![1 Oz. Fiberglass Chopped Strand Mat - 3 Yards X 50" Wide for Hand Layup, Vacuum Bagging or Molding Composites with Epoxy, Polyester or Vinyl Ester Resins - Image 2](https://m.media-amazon.com/images/I/31BaE1kOWnL.jpg)
![1 Oz. Fiberglass Chopped Strand Mat - 3 Yards X 50" Wide for Hand Layup, Vacuum Bagging or Molding Composites with Epoxy, Polyester or Vinyl Ester Resins - Image 3](https://m.media-amazon.com/images/I/41RmpEaDEaL.jpg)
![1 Oz. Fiberglass Chopped Strand Mat - 3 Yards X 50" Wide for Hand Layup, Vacuum Bagging or Molding Composites with Epoxy, Polyester or Vinyl Ester Resins - Image 4](https://m.media-amazon.com/images/I/41h61CvcKmL.jpg)
![1 Oz. Fiberglass Chopped Strand Mat - 3 Yards X 50" Wide for Hand Layup, Vacuum Bagging or Molding Composites with Epoxy, Polyester or Vinyl Ester Resins - Image 5](https://m.media-amazon.com/images/I/51oc0GojtGL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by H***N on 4 November 2025*

Used this repair the shower pan in my grandparents bathroom

### ⭐⭐⭐⭐⭐ Review
*by J***E on 1 June 2019*

Great Quality Mat, Very Corse Mat for the cost! Fills very well and wets excellent! Makes great quality strong Fiberglass with minimal amount of resin!

### ⭐⭐⭐⭐⭐ Review
*by K***R on 11 July 2025*

Great quality

## Frequently Bought Together

- 1 Oz. Fiberglass Chopped Strand Mat - 3 Yards X 50" Wide for Hand Layup, Vacuum Bagging or Molding Composites with Epoxy, Polyester or Vinyl Ester Resins
- Fiberglass Roller Tools Kit, 3pcs Fiberglass Resin Laminating Bubble Roller Set for Tub Shower Bathtub Boat Repair
- TotalBoat Polyester Laminating Resin - Marine Grade Fiberglass Resin and MEKP Catalyst for Layups and Repairs (Gallon)

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*Product available on Desertcart Portugal*
*Store origin: PT*
*Last updated: 2026-01-31*