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SYSTEM 20 UP2391 Standard Hardener, 1 L Tin, Clear, Liquid, - U-POL

Part #: 2391

The U-POL SYSTEM 20 UP2391 Standard Hardener is a professional-grade, 2K VOC compliant hardener specifically formulated for use with U-POL's extensive range of primers, clear coats, and solid colors. Supplied in a convenient 1-liter tin, this clear liquid hardener is engineered to provide reliable and consistent curing, making it an essential component for achieving durable, high-quality finishes in demanding professional environments.

Key Features

  • 2K VOC Compliant Formula: Meets current regulatory standards for volatile organic compounds, ensuring compliance for professional applications.
  • Broad Compatibility: Designed for seamless integration with U-POL's VOC compliant primers, clear coats, and solid color systems.
  • Optimized for Larger Repair Areas: Formulated to deliver ideal flow and cure characteristics across expansive surfaces, promoting a smooth and even finish.
  • Professional-Grade Performance: Contributes to the overall durability and longevity of automotive and industrial coatings, standing up to rigorous use.
  • Clear Liquid Formulation: Ensures no impact on the final color or clarity of the topcoat.

Applications

This standard hardener is a critical component for professional technicians in automotive body shops, industrial paint facilities, and restoration workshops. It is particularly well-suited for larger repair projects, including full panel resprays, complete vehicle refinishing, and other extensive coating applications where consistent curing and a superior finish are paramount. When combined with U-POL's VOC compliant clears and primers, the UP2391 hardener ensures optimal adhesion and long-term protective qualities.

Specifications

  • Container Size: 1 Liter Tin
  • Color: Clear
  • Form: Liquid
We have 511 in stock
List: $64.00 Save: $21.46

$42.54

Free shipping on orders over $250
Lower 48 states and DC. Excludes freight and oversize items.
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  • Model: 462550
  • Shipping Weight: 2.69lbs
  • UPC: 5010796104931
  • Manufacturers Part #: 2391
  • Manufactured by: U-POL
  • Also Known As: UPO2391

This product was added to our catalog on Saturday 13 June, 2026.

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