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  • U-POL SYSTEM 20 National Rule Hardener - U-POL UP2335
  • U-POL SYSTEM 20 National Rule Hardener - U-POL UP2305, UP2307
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U-POL SYSTEM 20 National Rule Hardener

U-POL SYSTEM 20 National Rule Hardener

UP2335

U-POL · PBE product guide

U-POL SYSTEM 20 National Rule Hardener

2K hardener for U-POL primers, clears and solid colors

U-POL SYSTEM 20 National Rule Hardener

THE ESSENTIALS

At a glance

Product type
Clearcoats & Activators
Speed
Slow, Fast
Size
2.5 L, 250 mL
UP2335
Speed: Slow · Size: 2.5 L
UP2305
Speed: Fast · Size: 2.5 L
Available configurations
3
Manufacturer part numbers
UP2335, UP2305, UP2307

WHY IT WORKS

Why this product

Ideal for Overalls and Large Areas

Ideal for overalls and large areas

Use At Elevated Temperatures

Use at elevated temperatures

Ideal for Single Panel Work

Ideal for single panel work

Predictable Drying

Follow the current U-POL technical data sheet for substrate preparation, compatible primers or coatings, mixing ratio, application conditions, flash time, and cure schedule.

CHOOSE WITH CONFIDENCE

Choose the correct repair-system component

  • Match the speed and size choice to the repair size, color, speed, or application conditions.
  • Use only the activator, hardener, reducer, primer, or companion component named in the current TDS.
  • Plan substrate preparation, mix, pot life, flash, film build, and cure as one complete process.

WHAT YOU'LL RECEIVE

Options and package details

MPN Customer choice Sold by PBE Direct UPC
UP2335 Speed: Slow · Size: 2.5 L 1 package for the selected option 501079610347
UP2305 Speed: Fast · Size: 2.5 L 1 package for the selected option 501079610344
UP2307 Speed: Fast · Size: 250 mL 1 package for the selected option 501079610509

COMPATIBILITY

Surface and system compatibility

  • Confirm the substrate and existing coating are approved in the current manufacturer TDS.
  • Do not substitute a visually similar hardener or system component because the mix ratio appears to match.
  • Follow the current TDS and SDS for preparation, application, cure, ventilation, and PPE.

QUICK ANSWERS

Common questions

Which speed should I choose?

Choose among Slow, Fast. Match the selection to the work and the manufacturer's current instructions.

What arrives when I order one?

One order adds one package for the selected option. The table above shows the exact choice tied to each MPN.

What else do I need before applying it?

Check the current TDS for required hardener, activator, reducer, primer, applicator, and protective equipment. Similar-looking components are not automatically compatible.

What should I verify before using U-POL SYSTEM 20 National Rule Hardener?

Confirm the selected MPN, application, required companion products or accessories, and current U-POL instructions before use.

$75.45
$75.45
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Shipping calculated at checkout.
Speed
Size
  • Ships in 1–2 business days from Eugene, OR — solvent-based items ship ground only
  • Free ground shipping over $425 · $9.99 under
  • Free pickup in Eugene, OR — usually ready in 24 hours
  • 30-day returns on unopened, resalable items

In stock

Product features

View full details

Technical details

General

Part number
UP2335
Brand
U-POL
Product type
Clearcoats & Activators
Variant Variant total Quantity Price Variant total
Slow / 2.5 LUP2335
Slow / 2.5 LUP2335
$75.45/ea		 $0.00
$75.45/ea $0.00
Fast / 2.5 LUP2305
Fast / 2.5 LUP2305
$75.47/ea		 $0.00
$75.47/ea $0.00
Fast / 250 mLUP2307
Fast / 250 mLUP2307
$14.20/ea		 $0.00
$14.20/ea $0.00
0

Total items

$0.00

Product subtotal

Taxes, discounts and shipping calculated at checkout.