Hardener

Professional Hardeners for Automotive Paint, Fillers & Repair Systems

Our Hardeners collection brings together a wide selection of activators and catalysts from leading automotive brands, designed for dependable curing across a wide range of bodyshop products. Whether you’re working with 2K paints, clearcoats, primers or body fillers, we supply the correct hardener to achieve optimal drying times, durability and finish quality.

Choose from fast, standard and slow hardeners to match your application conditions, alongside specialised options for specific coatings and temperature requirements. Each product is selected for compatibility, consistency and reliable performance in busy professional workshops.

From panel refinishing to full resprays, our multi-brand range ensures you get the right hardener for every material system and repair environment.

Accurate mixing, stable curing, and trusted results for garages and bodyshops.

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UPOL S2030 2K FAST HARDENER ACTIVATOR U-POL FOR PAINT, PRIMER, LACQUER 1L

U-POL

£0.00 - £0.00

£0.00

£18.49

£18.49 - £18.49

£18.49

In stock

This U-POL hardener activator is a high-quality product for your painting needs. It is manufactured in the United Kingdom and comes with one 1-lite...

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£0.00 - £0.00

£0.00

£18.49

£18.49 - £18.49

£18.49

Mipa F54 4:1 2K HS GREY HIGH BUILD PRIMER WITH H5 HARDENER 1 L (5 LTR KIT)

MIPA

£0.00 - £0.00

£0.00

£74.99

£74.99 - £74.99

£74.99

In stock

Introducing the Mipa F54 4:1 2K HS Grey High Build Primer with H5 Hardener 5L Kit. This kit is designed to offer you the ultimate painting experien...

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£0.00 - £0.00

£0.00

£74.99

£74.99 - £74.99

£74.99

2 x UPOL S2030/1 2K FAST HARDENER ACTIVATOR 1L

U-POL

£0.00 - £0.00

£0.00

£31.99

£31.99 - £31.99

£31.99

In stock

This U-POL S2030/1 2K Fast Hardener Activator is a top-quality product that will help you achieve a smooth and flawless finish on your body paint. ...

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£0.00 - £0.00

£0.00

£31.99

£31.99 - £31.99

£31.99

3 x UPOL S2030/1 2K FAST HARDENER ACTIVATOR 1L

U-POL

£0.00 - £0.00

£0.00

£45.99

£45.99 - £45.99

£45.99

In stock

This U-POL S2030/1 2K Fast Hardener Activator is a top-quality product that will help you achieve a smooth and flawless finish on your body paint. ...

View full details

£0.00 - £0.00

£0.00

£45.99

£45.99 - £45.99

£45.99