---
product_id: 44680294
title: "Super Sap CLX Extra Fast Hardener (32 oz.)"
brand: "entropy resins"
price: "£3.76"
currency: GBP
in_stock: false
url: https://www.desertcart.co.uk/products/44680294-super-sap-clx-extra-fast-hardener-32-oz
store_origin: GB
region: United Kingdom
---

# Extra fast curing Eco-friendly Smooth viscosity Super Sap CLX Extra Fast Hardener (32 oz.)

**Brand:** entropy resins
**Price:** £3.76
**Availability:** ❌ Out of Stock

## Summary

> 🚀 Fast-track your projects with Super Sap CLX!

## Quick Answers

- **What is this?** Super Sap CLX Extra Fast Hardener (32 oz.) by entropy resins
- **How much does it cost?** £3.76 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/44680294-super-sap-clx-extra-fast-hardener-32-oz)

## Best For

- entropy resins enthusiasts

## Why This Product

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

## Key Features

- • **UV Stability:** Say goodbye to yellowing! Enjoy long-lasting clarity and vibrancy in your epoxy projects.
- • **Rapid Results:** Experience ultra-fast curing times, perfect for those on tight schedules.
- • **Precision Mixing:** Includes a handy reference card for accurate mix ratios, making your workflow seamless.
- • **Eco-Conscious Choice:** Crafted with sustainability in mind, this hardener is your go-to for guilt-free projects.
- • **Versatile Application:** Ideal for hand layup techniques and colored substrates, ensuring stunning finishes.

## Overview

The Super Sap CLX Extra Fast Hardener (32 oz.) by Entropy Resins is an eco-friendly epoxy hardener designed for quick curing and smooth application. It features excellent viscosity for hand layup techniques, UV stability for low yellowing finishes, and comes with a reference card for precise mixing ratios.

## Description

SUPER SAP CLX EXTRA FAST Hardener is formulated for use with SUPER SAP BRT Epoxy System. SUPER SAP BRT Epoxy System is an optically brightened version of our CLR system, for white surfboard lamination and hot coating. The optical brightener enhances whiteness of polyurethane (PU) and polystyrene (EPS) foam substrates for improved showroom quality. With the same UV stability as our CLR epoxy formulation, BRT is ideal for epoxy clear coats and low yellowing finishes. This eco-friendly epoxy has an excellent viscosity for hand layup techniques and employs an air release package to ensure smooth coatings. Available in EXTRA FAST, FAST, and SLOW cure speeds – Hardener speeds can be combined to custom working times. Extra Fast Cure: 20 min pot life, 2-3 HR tack free time Fast Cure: 25 min pot life, 4 HR tack free time Slow Cure: 40 min pot life, 8 HR tack free time Two-part epoxy resin kits are comprised of Super Sap BRT Epoxy and CLX (EXTRA FAST), CLF (FAST) or CLS (SLOW) Hardener. For dark color substrate applications we recommend our CLR formula. Best Uses White Surfboards

## Features

- CLX Extra Fast hardener, formulated for use with Entropy Resins Super Sap BRT Epoxy
- BRT Reference Card included to assist users with accurate mix ratios and set times relative to ambient temperature.
- This eco-friendly epoxy has an excellent viscosity for hand layup techniques and employs an air release package to ensure smooth coatings.
- Designed for colored substrate applications, added UV stability makes it ideal for epoxy clear coats and low yellowing finishes.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Item Package Dimensions L x W x H | 7.4 x 5.2 x 2.4 inches |
| Package Weight | 32 Ounces |
| Brand Name | Entropy Resins |
| Color | blue |
| Manufacturer | Entropy Resins |

## Product Details

- **Brand:** Entropy Resins
- **Color:** blue
- **Item Package Quantity:** 1
- **UPC:** 818857016033
- **Manufacturer:** Entropy Resins

## Images

![Super Sap CLX Extra Fast Hardener (32 oz.) - Image 1](https://m.media-amazon.com/images/I/81lGjOEUfNL.jpg)

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*Product available on Desertcart United Kingdom*
*Store origin: GB*
*Last updated: 2026-05-15*