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SYSTEM 20 UP2323 National Rule Standard Hardener, 1 Liter Ti - U-POL

Part #: 2323

The U-POL SYSTEM 20 UP2323 National Rule Standard Hardener is a professional-grade 2K hardener designed to optimize the performance of U-POL primers, clears, and solid colors. Formulated for consistent results, this 1-liter hardener provides reliable adhesion and a high-quality finish, making it an essential component for automotive and industrial refinishing tasks.

Key Features

  • Enhanced Adhesion and Finish: Engineered to deliver smooth application and reliable adhesion, contributing to a durable, high-quality finish for all compatible U-POL coatings.
  • Optimized Working Time: Provides a balanced working time, allowing for controlled application across various temperatures and enabling efficient use on large areas and multiple panels.
  • Professional Durability: Specifically formulated to produce a hard-wearing and long-lasting finish, meeting the demands of professional automotive and collision repair environments.
  • Economical Volume: The 1-liter tin is well-suited for medium to high-volume work, ensuring professionals have an ample supply for extensive projects.

Applications

This hardener is ideal for professional technicians and mechanics working in automotive collision repair, restoration, and industrial painting. It is compatible with a wide range of U-POL 2K primers, clears, and solid colors, making it suitable for full vehicle resprays, panel repairs, and various industrial coating applications where a durable and high-quality finish is paramount.

We have 267 in stock
List: $52.88 Save: $13.93

$38.95

Free shipping on orders over $250
Lower 48 states and DC. Excludes freight and oversize items.
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  • Model: 462543
  • Shipping Weight: 2.5lbs
  • UPC: 501079610318
  • Manufacturers Part #: 2323
  • Manufactured by: U-POL
  • Also Known As: UPO2323

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

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