U-POL SYSTEM 20 National Rule 4:1 High Build Primer | PBE Direct

Overview

Multipurpose primer offering the functionality of "3 products in 1". Mix 4:1 for a primer filler, 4:1:1 for a primer surfacer or 4:1:2 for a primer sealer.

At a glance

• Brand: U-POL
• 2 available configurations
• Current National Oak availability with a 95% safety buffer

Buying advice

Choose color based on the repair, compatible system, and package quantity.

Features

• Excellent build and surface leveling properties
• Easy to sand wet or dry
• Can be applied direct to metal, over most plastics and over unsanded E-coat, aluminum and galvanized
• Tintable with up to 10% with urethane mixing base

Specifications and exact part numbers

Application and compatibility guidance

Follow the current U-POL technical data sheet for substrate preparation, compatible primers or coatings, mixing ratio, application conditions, flash time, and cure schedule. Do not substitute a visually similar hardener or component.

Common questions

How do I select the right version?

Use the customer options above, then confirm the exact manufacturer part number shown in the specifications table.

How is inventory handled?

PBE Direct replaces the Shopify quantity with current distributor inventory after applying a 95% safety buffer.

Manufacturer documents and resources

• 29250 Upol US Collision Repair Catalog Website — page 10
• 29975 Upol O Reilly Catalog Pages — page 19
• U-POL document library

Related U-POL products

U-POL SYSTEM 20 2.1 VOC 4:1 High Build PrimerU-POL SYSTEM 20 National Rule Standard HardenerU-POL High Adhesion SMC Bonding Filler