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2274 SYSTEM 20 National Rule 4:1 High Build Primer - 1 Liter Tin - U-POL

Part #: 2274

The U-POL 2274 SYSTEM 20 National Rule 4:1 High Build Primer is a professional-grade solution designed for automotive and industrial repair applications. This 1-liter tin offers excellent film build and superior surface leveling properties, making it an essential component for achieving a high-quality finish on various substrates. It is formulated to streamline the repair process for technicians, providing a robust foundation for subsequent topcoats.

Key Features

  • High Build & Leveling: Delivers exceptional film thickness and superior surface leveling characteristics to effectively fill minor imperfections and create a smooth base for painting.
  • Versatile Application: Suitable for both small spot repairs and larger panel work, offering flexibility across a range of projects.
  • Efficient Sanding: Engineered for easy wet or dry sanding, contributing to a more efficient and productive workflow in the body shop.
  • Direct-to-Substrate Capability: Can be applied directly to bare metal, most plastics, and over unsanded E-coat, reducing preparation time.
  • Tintable Formula: Allows for tinting with up to 10% urethane mixing base, providing color matching flexibility for specific applications.
  • Broad Substrate Compatibility: Adheres effectively to a wide range of surfaces, enhancing its utility in diverse repair scenarios.

Applications

The U-POL 2274 High Build Primer is ideal for professional technicians working on automotive body repairs, restoration projects, and various industrial applications. It serves as an excellent foundation on properly prepared aluminum and galvanized surfaces (requires an acid etch primer such as U-POL ACID #8), GRP, SMC, fiberglass, polyester filler, and existing OEM finishes. Its robust formulation ensures a durable and high-quality base for subsequent paint layers, making it suitable for both collision repair centers and custom fabrication shops.

We have 86 in stock
List: $37.52 Save: $8.52

$29.00

Free shipping on orders over $250
Lower 48 states and DC. Excludes freight and oversize items.
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  • Model: 423476
  • Shipping Weight: 3.93lbs
  • UPC: 5010796107727
  • Manufacturers Part #: 2274
  • Manufactured by: U-POL
  • Also Known As: UPO2274

This product was added to our catalog on Wednesday 06 May, 2026.

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