2275 National Rule High Build Primer, 1 gal Tin, Black, 4:1 Mixing
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.
U-POL 2275 National Rule High Build Primer is a professional-grade primer designed for body shop applications requiring excellent build and coverage. This black primer delivers superior adhesion across multiple substrates including steel, aluminum, galvanized metal, fiberglass, SMC, polyester, and various plastic surfaces, making it versatile for collision repair work.
The primer offers a 4:1 mixing ratio and can be applied in 1-2 coats depending on substrate preparation and repair requirements. With a 400 g/l VOC content, it meets National Rule emissions standards while maintaining professional performance characteristics. The product provides a 2-year shelf life when stored in sealed original containers, ensuring consistent performance over extended periods.
As with all primer applications, ensure adequate ventilation and use appropriate personal protective equipment including respiratory protection, gloves, and eye protection during mixing, application, and curing processes.
Why Pros Choose U-POL National Rule
- 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
How to Use
For spot repair and large panels
- Prepare substrate surface. Product is compatible with aluminum, e-coat, fiberglass, galvanized metal, plastic, polyester, existing primer, SMC, and steel.
- Mix primer at 4:1 ratio with appropriate activator.
- Apply 1-2 coats as needed for desired build and coverage.
- Clean equipment immediately after use.
Compatibility
Compatible substrates: Aluminum, Galvanized, Plastic, E-Coat.
Compatible paint systems: Urethane.
Specifications
| Part No. | 2275 |
|---|---|
| Product Line | UPO |
| Standard/Approvals | California Pro65 Warning: Cancer |
| Application | For spot repair and large panels |
| Manufacturer | U-POL |
| UPC | 5010796112707 |
| Brand | U-POL® |
| Maximum Sale Quantity | 2 |
| Maximum Sale Day | 7 |
| Rubberized | No |
| Solids Content | 72.59% |
| Color | Black |
| Container Type | Tin |
| Form | Liquid |
| Container Size (gal) | 1 |
| Type | National Rule |
| Mixing Ratio | 4:1 |
- Mix Ratio
- 4:1
- VOC Content
- 400 g/l
- Shelf Life
- 2 years from manufacture date in sealed container
- Compatible Substrates
- Aluminum, e-coat, fiberglass, galvanized steel, plastic, polyester, primer, SMC, steel
- Number of Coats
- 1-2
- Package Size
- 1 gallon tin
- Color
- Black
About U-POL
U-POL delivers pro-grade refinish products including Raptor bed liner, Dolphin glazes, and Power Can aerosols used in shops worldwide.
Frequently Asked Questions
What surfaces can I use this primer on?
This high build primer is compatible with aluminum, e-coat, fiberglass, galvanized metal, plastic, polyester, existing primer, SMC, and steel substrates.
How many coats should I apply?
Apply 1-2 coats depending on your build requirements and substrate condition.
What is the VOC content of this primer?
The VOC content is 400 g/l, making it compliant with National Rule regulations.
How long can I store this product?
The shelf life is 2 years from date of manufacture when stored in the sealed original container.
Documents & Safety
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- Authorized distributor — authentic, factory-fresh stock.
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- Pro-shop pricing — bulk discounts available on request.
- Expert support — questions? Email us at support@autofxmart.com.