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Coatings & Paint Systems › Aftermarket Clears, Primers, Hardeners › Hardeners & Activators

261 products

Original price $127.59
Original price $127.59 - Original price $127.59
Original price $127.59
Current price $117.45
$117.45 - $117.45
Current price $117.45

71-4 Activator, 1 qt, Liquid, Use With: 70 2.1 VOC Hyper Clearcoat

US Chemical & Plastics
In stock

A high production 2.1 VOC clearcoat ideal for one or two panel jobs; it can be polished and delivered same day for optimal production. Why Pros Ch...

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Original price $127.59
Original price $127.59 - Original price $127.59
Original price $127.59
Current price $117.45
$117.45 - $117.45
Current price $117.45
Sale Sale
Original price $81.67
Original price $81.67 - Original price $81.67
Original price $81.67
Current price $75.19
$75.19 - $75.19
Current price $75.19

53-4 Medium Activator, 1 qt, Liquid, Use With: 50 4.2 VOC Production Urethane

US Chemical & Plastics
In stock

activator Why Pros Choose US Chemical & Plastics USC Easy to apply, excellent flow and leveling Compatibility Compatible paint systems: Uretha...

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Original price $81.67
Original price $81.67 - Original price $81.67
Original price $81.67
Current price $75.19
$75.19 - $75.19
Current price $75.19
Sale Sale
Original price $81.67
Original price $81.67 - Original price $81.67
Original price $81.67
Current price $75.19
$75.19 - $75.19
Current price $75.19

54-4 Slow Activator, 1 qt, Liquid, Use With: 50 4.2 VOC Production Urethane C

US Chemical & Plastics
Low stock

activator Why Pros Choose US Chemical & Plastics USC Easy to apply, excellent flow and leveling Compatibility Compatible paint systems: Uretha...

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Original price $81.67
Original price $81.67 - Original price $81.67
Original price $81.67
Current price $75.19
$75.19 - $75.19
Current price $75.19
Sale Sale
Original price $327.41
Original price $327.41 - Original price $327.41
Original price $327.41
Current price $301.40
$301.40 - $301.40
Current price $301.40

52-4 Fast Activator, 1 qt, Liquid, Use With: 50 4.2 VOC Production Urethane C

US Chemical & Plastics
In stock

activator Why Pros Choose US Chemical & Plastics USC Easy to apply, excellent flow and leveling Compatibility Compatible paint systems: Uretha...

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Original price $327.41
Original price $327.41 - Original price $327.41
Original price $327.41
Current price $301.40
$301.40 - $301.40
Current price $301.40
Sale Sale
Original price $100.24
Original price $100.24 - Original price $100.24
Original price $100.24
Current price $92.27
$92.27 - $92.27
Current price $92.27

44-4 Slow Activator, 1 qt, Liquid, Use With: 40 4.2 VOC Glamour Urethane Clea

US Chemical & Plastics
In stock

activator Why Pros Choose US Chemical & Plastics USC Two coat coverage Compatibility Compatible paint systems: Urethane, Clearcoat. Specificat...

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Original price $100.24
Original price $100.24 - Original price $100.24
Original price $100.24
Current price $92.27
$92.27 - $92.27
Current price $92.27
Sale Sale
Original price $100.24
Original price $100.24 - Original price $100.24
Original price $100.24
Current price $92.27
$92.27 - $92.27
Current price $92.27

43-4 Medium Activator, 1 qt, Liquid, Use With: 40 4.2 VOC Glamour Urethane Cl

US Chemical & Plastics
In stock

A premium glamour clearcoat that delivers on performance, durability and appearance. Recommended two coat coverage results in a beautiful high-glo...

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Original price $100.24
Original price $100.24 - Original price $100.24
Original price $100.24
Current price $92.27
$92.27 - $92.27
Current price $92.27
Sale Sale
Original price $101.24
Original price $101.24 - Original price $101.24
Original price $101.24
Current price $93.20
$93.20 - $93.20
Current price $93.20

34-4 Slow Activator, 1 qt, Liquid, Use With: 30 2.1 VOC Clearcoat

US Chemical & Plastics
In stock

activator Compatibility Compatible paint systems: Clearcoat. Specifications Technical specifications for USC® 34-4 Slow Activator, 1 qt, Liquid, ...

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Original price $101.24
Original price $101.24 - Original price $101.24
Original price $101.24
Current price $93.20
$93.20 - $93.20
Current price $93.20
Sale Sale
Original price $100.24
Original price $100.24 - Original price $100.24
Original price $100.24
Current price $92.27
$92.27 - $92.27
Current price $92.27

42-4 Fast Activator, 1 qt, Liquid, Use With: 40 4.2 VOC Glamour Urethane Clea

US Chemical & Plastics
In stock

A premium glamour clearcoat that delivers on performance, durability and appearance. Recommended two coat coverage results in a beautiful high-glo...

View full details
Original price $100.24
Original price $100.24 - Original price $100.24
Original price $100.24
Current price $92.27
$92.27 - $92.27
Current price $92.27
Sale Sale
Original price $101.24
Original price $101.24 - Original price $101.24
Original price $101.24
Current price $93.20
$93.20 - $93.20
Current price $93.20

32-4 Fast Activator, 1 qt, Liquid, Use With: 30 2.1 VOC Clearcoat

US Chemical & Plastics
In stock

activator Compatibility Compatible paint systems: Clearcoat. Specifications Technical specifications for USC® 32-4 Fast Activator, 1 qt, Liquid, ...

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Original price $101.24
Original price $101.24 - Original price $101.24
Original price $101.24
Current price $93.20
$93.20 - $93.20
Current price $93.20
Sale Sale
Original price $101.24
Original price $101.24 - Original price $101.24
Original price $101.24
Current price $93.20
$93.20 - $93.20
Current price $93.20

33-4 Medium Activator, 1 qt, Liquid, Use With: 30 2.1 VOC Clearcoat

US Chemical & Plastics
In stock

activator Compatibility Compatible paint systems: Clearcoat. Specifications Technical specifications for USC® 33-4 Medium Activator, 1 qt, Liquid...

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Original price $101.24
Original price $101.24 - Original price $101.24
Original price $101.24
Current price $93.20
$93.20 - $93.20
Current price $93.20
Sale Sale
Original price $73.78
Original price $73.78 - Original price $73.78
Original price $73.78
Current price $67.92
$67.92 - $67.92
Current price $67.92

2815-4 Activator, 1 qt, Liquid, Use With: 2K Urethane Primer Surfacer

US Chemical & Plastics
In stock

A production-centric primer surfacer that builds, dries and sands fast and easy. Why Pros Choose US Chemical & Plastics USC A production-centr...

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Original price $73.78
Original price $73.78 - Original price $73.78
Original price $73.78
Current price $67.92
$67.92 - $67.92
Current price $67.92
Sale Sale
Original price $65.45
Original price $65.45 - Original price $65.45
Original price $65.45
Current price $60.25
$60.25 - $60.25
Current price $60.25

14-4 Slow Activator, 1 qt, Liquid, Use With: 10 Universal 4.2 VOC Urethane Cl

US Chemical & Plastics
In stock

A competitively-priced clearcoat that offers body shops a quality finish. With a 4:1 mix ratio, this clearcoat is easy-to apply and ideal for use ...

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Original price $65.45
Original price $65.45 - Original price $65.45
Original price $65.45
Current price $60.25
$60.25 - $60.25
Current price $60.25
Sale Sale
Original price $65.45
Original price $65.45 - Original price $65.45
Original price $65.45
Current price $60.25
$60.25 - $60.25
Current price $60.25

13-4 Medium Universal Activator, 1 qt, 1:4 Mixing — Clear

US Chemical & Plastics
In stock

A competitively-priced clearcoat that offers body shops a quality finish. With a 4:1 mix ratio, this clearcoat is easy-to apply and ideal for use ...

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Original price $65.45
Original price $65.45 - Original price $65.45
Original price $65.45
Current price $60.25
$60.25 - $60.25
Current price $60.25
Sale Sale
Original price $65.45
Original price $65.45 - Original price $65.45
Original price $65.45
Current price $60.25
$60.25 - $60.25
Current price $60.25

12-4 Fast Activator, 1 qt, Liquid, Use With: 10 Universal 4.2 VOC Urethane Cl

US Chemical & Plastics
In stock

A competitively-priced clearcoat that offers body shops a quality finish. With a 4:1 mix ratio, this clearcoat is easy-to apply and ideal for use ...

View full details
Original price $65.45
Original price $65.45 - Original price $65.45
Original price $65.45
Current price $60.25
$60.25 - $60.25
Current price $60.25
Sale Sale
Original price $149.67
Original price $149.67 - Original price $149.67
Original price $149.67
Current price $137.78
$137.78 - $137.78
Current price $137.78

SYSTEM 20 UP2382 Fast Hardener, 2.5 L Tin, Clear, Liquid, Use With: 2.1 VOC 2K Primers and Cle

U-POL
In stock

2K VOC compliant hardener for U-POL primers, clears and solid colors Why Pros Choose U-POL UPO Ideal for cold temperatures How to Use For spot and...

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Original price $149.67
Original price $149.67 - Original price $149.67
Original price $149.67
Current price $137.78
$137.78 - $137.78
Current price $137.78
Sale Sale
Original price $68.48
Original price $68.48 - Original price $68.48
Original price $68.48
Current price $63.04
$63.04 - $63.04
Current price $63.04

SYSTEM 20 UP2391 Standard Hardener, 1 L Tin, Clear, Liquid, Use With: 2.1 VOC 2K Primers and C

U-POL
In stock

2K VOC compliant hardener for U-POL primers, clears and solid colors Why Pros Choose U-POL UPO Ideal for larger repair areas. Use with VOC Compli...

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Original price $68.48
Original price $68.48 - Original price $68.48
Original price $68.48
Current price $63.04
$63.04 - $63.04
Current price $63.04
Sale Sale
Original price $149.67
Original price $149.67 - Original price $149.67
Original price $149.67
Current price $137.78
$137.78 - $137.78
Current price $137.78

SYSTEM 20 UP2392 Standard Hardener, 2.5 L Tin, Clear, Liquid, Use With: 2.1 VOC 2K Primers and

U-POL
In stock

2K VOC compliant hardener for U-POL primers, clears and solid colors Why Pros Choose U-POL UPO Ideal for larger repair areas. Use with VOC Compli...

View full details
Original price $149.67
Original price $149.67 - Original price $149.67
Original price $149.67
Current price $137.78
$137.78 - $137.78
Current price $137.78
Sale Sale
Original price $68.48
Original price $68.48 - Original price $68.48
Original price $68.48
Current price $63.04
$63.04 - $63.04
Current price $63.04

SYSTEM 20 UP2381 Fast Hardener, 1 L Tin, Clear, Liquid, Use With: 2.1 VOC 2K Primers and Clear

U-POL
In stock

2K VOC compliant hardener for U-POL primers, clears and solid colors Why Pros Choose U-POL UPO Ideal for cold temperatures How to Use For spot and...

View full details
Original price $68.48
Original price $68.48 - Original price $68.48
Original price $68.48
Current price $63.04
$63.04 - $63.04
Current price $63.04
Sale Sale
Original price $68.48
Original price $68.48 - Original price $68.48
Original price $68.48
Current price $63.04
$63.04 - $63.04
Current price $63.04

SYSTEM 20 UP2371 Slow Hardener, 1 L Tin, Clear, Liquid, Use With: 2.1 VOC 2K Primers and Clear

U-POL
In stock

2K VOC compliant hardener for U-POL primers, clears and solid colors Why Pros Choose U-POL UPO Ideal for larger repair areas and high temperature...

View full details
Original price $68.48
Original price $68.48 - Original price $68.48
Original price $68.48
Current price $63.04
$63.04 - $63.04
Current price $63.04
Sale Sale
Original price $67.42
Original price $67.42 - Original price $67.42
Original price $67.42
Current price $62.06
$62.06 - $62.06
Current price $62.06

SYSTEM 20 UP2333 National Rule Slow Hardener, 1 L Tin, Clear, Liquid, Use With: 2K Primers and

U-POL
In stock

2K hardener for U-POL primers, clears and solid colors Why Pros Choose U-POL National Rule Ideal for overalls and large areas Use at elevated tem...

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Original price $67.42
Original price $67.42 - Original price $67.42
Original price $67.42
Current price $62.06
$62.06 - $62.06
Current price $62.06
Sale Sale
Original price $141.54
Original price $141.54 - Original price $141.54
Original price $141.54
Current price $130.30
$130.30 - $130.30
Current price $130.30

SYSTEM 20 UP2335 National Rule Slow Hardener, 2.5 L Tin, Clear, Liquid, Use With: 2K Primers a

U-POL
In stock

2K hardener for U-POL primers, clears and solid colors Why Pros Choose U-POL National Rule Ideal for overalls and large areas Use at elevated tem...

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Original price $141.54
Original price $141.54 - Original price $141.54
Original price $141.54
Current price $130.30
$130.30 - $130.30
Current price $130.30
Sale Sale
Original price $27.16
Original price $27.16 - Original price $27.16
Original price $27.16
Current price $25.00
$25.00 - $25.00
Current price $25.00

SYSTEM 20 UP2327 National Rule Standard Hardener, 250 mL Tin, Clear, Liquid

U-POL
In stock

2K hardener for U-POL primers, clears and solid colors Why Pros Choose U-POL National Rule Ideal for large areas and multiple panel work How to Us...

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Original price $27.16
Original price $27.16 - Original price $27.16
Original price $27.16
Current price $25.00
$25.00 - $25.00
Current price $25.00
Sale Sale
Original price $56.58
Original price $56.58 - Original price $56.58
Original price $56.58
Current price $52.09
$52.09 - $52.09
Current price $52.09

SYSTEM 20 UP2323 National Rule Standard Hardener, 1 L Tin, Clear, Liquid, Use With: 2K Primers

U-POL
In stock

2K hardener for U-POL primers, clears and solid colors Why Pros Choose U-POL National Rule Ideal for large areas and multiple panel work How to Us...

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Original price $56.58
Original price $56.58 - Original price $56.58
Original price $56.58
Current price $52.09
$52.09 - $52.09
Current price $52.09
Sale Sale
Original price $141.54
Original price $141.54 - Original price $141.54
Original price $141.54
Current price $130.30
$130.30 - $130.30
Current price $130.30

SYSTEM 20 UP2325 National Rule Standard Hardener, 2.5 L Tin, Clear, Liquid

U-POL
In stock

2K hardener for U-POL primers, clears and solid colors Why Pros Choose U-POL National Rule Ideal for large areas and multiple panel work How to Us...

View full details
Original price $141.54
Original price $141.54 - Original price $141.54
Original price $141.54
Current price $130.30
$130.30 - $130.30
Current price $130.30
Sale Sale