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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.

U-POL S2025/4 HIGH BUILD 2K GREY PRIMER WITH S2030/1 UPOL HARDENER - 5LTR KIT

U-POL
£0.00 - £0.00
£0.00
£52.99
£52.99 - £52.99
£52.99
In stock

Get your vehicle ready for a fresh coat of paint with the U-POL S2025/4 High Build 2K Grey Primer Kit. This kit comes with a 5-litre can of grey hi...

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£0.00 - £0.00
£0.00
£52.99
£52.99 - £52.99
£52.99

2X U-POL S2025/4 HIGH BUILD 2K GREY PRIMER WITH S2030/1 UPOL HARDENER - 5LTR KIT

U-POL
£0.00 - £0.00
£0.00
£89.99
£89.99 - £89.99
£89.99
In stock

Get your vehicle ready for a fresh coat of paint with the U-POL S2025/4 High Build 2K Grey Primer Kit. This kit comes with a 5-litre can of grey hi...

View full details
£0.00 - £0.00
£0.00
£89.99
£89.99 - £89.99
£89.99

4X U-POL S2025/4 HIGH BUILD 2K GREY PRIMER WITH S2030/1 UPOL HARDENER - 5LTR KIT

U-POL
£0.00 - £0.00
£0.00
£179.99
£179.99 - £179.99
£179.99
In stock

Get your vehicle ready for a fresh coat of paint with the U-POL S2025/4 High Build 2K Grey Primer Kit. This kit comes with a 5-litre can of grey hi...

View full details
£0.00 - £0.00
£0.00
£179.99
£179.99 - £179.99
£179.99

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

MIPA EP-Grundierfiller EPOXY PRIMER 2k + EP FAST HARDENER E10 - 1.5L KIT GREY

MIPA
£0.00 - £0.00
£0.00
£49.99
£49.99 - £49.99
£49.99
In stock

MIPA EP-Grundierfiller EPOXY PRIMER 2k 1L + EP HARDENER E10 500ML 1.5L KIT GREY ...

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£0.00 - £0.00
£0.00
£49.99
£49.99 - £49.99
£49.99

2 X MIPA 4 + 1 ACRYFILLER HIGH BUILD PRIMER GREY 4LTR - 2 X H5 1LTR 10LTR KIT

MIPA
£0.00 - £0.00
£0.00
£149.00
£149.00 - £149.00
£149.00
In stock

Upgrade your automotive refinishing process with this professional-grade Mipa 4+1 Acrylfiller High Build Primer kit. This complete 10-liter packa...

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£0.00 - £0.00
£0.00
£149.00
£149.00 - £149.00
£149.00

Millaco AC 815 Stop Compact Grey Kit With AC820 Extra Fast Hardener - GREY 5:1

Millaco
£0.00 - £0.00
£0.00
£77.99
£77.99 - £77.99
£77.99
In stock

Looking to revamp your vehicle or tackle a new DIY project? Look no further than the Millaco AC 815 Stop Compact Grey Kit paired with AC820 ...

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£0.00 - £0.00
£0.00
£77.99
£77.99 - £77.99
£77.99

Mipa 2K HS Primer 4 Litre Light Grey With H5 2K Extra Fast Hardener 1 Litre

MIPA
£0.00 - £0.00
£0.00
£72.99
£72.99 - £72.99
£72.99
In stock

Mipa 4+1 Acrylfiller HS has very good filling properties and is very easy to sand. This filler can be used as a compact as well as a high-build f...

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£0.00 - £0.00
£0.00
£72.99
£72.99 - £72.99
£72.99

2 X MIPA 4+1 ACRY FILLER 2K PRIMER HIGH BUILD GREY 4LTR with H5 1LTR 5LTR KIT

MIPA
£0.00 - £0.00
£0.00
£125.99
£125.99 - £125.99
£125.99
In stock

Unlock the power of professional-grade coating with our 2 x MIPA 4+1 Acry Filler 2K Primer High Build Grey 4Ltr with H5 1Ltr 5Ltr Kit. Cra...

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£0.00 - £0.00
£0.00
£125.99
£125.99 - £125.99
£125.99