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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 Fantastic Ultra Lightweight Body Filler with BPO HARDENER & SPREADER

U-POL
£0.00 - £0.00
£0.00
£29.99
£29.99 - £29.99
£29.99
In stock

Introducing the ultimate solution for your car body repair needs: U-pol Fantastic Ultra Lightweight Body Filler in a generous 3-liter container. ...

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£0.00 - £0.00
£0.00
£29.99
£29.99 - £29.99
£29.99

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

MIPA 2K CLEAR COAT SPRAY Lacquer Car Paint Aerosol with HARDENER 400ml

MIPA
£0.00 - £0.00
£0.00
£26.99
£26.99 - £26.99
£26.99
In stock

Introducing our MIPA 2K Clear Coat Spray, the ultimate solution for achieving a professional-grade finish on your car's paint job. This high-qual...

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£0.00 - £0.00
£0.00
£26.99
£26.99 - £26.99
£26.99

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

3 X U-pol Fantastic Ultra Lightweight Body Filler with BPO HARDENER & SPREADER

U-POL
£0.00 - £0.00
£0.00
£79.99
£79.99 - £79.99
£79.99
In stock

Introducing the ultimate solution for flawless automotive repairs: 3 X U-pol Fantastic Ultra Lightweight Body Filler with BPO Hardener & Spre...

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£0.00 - £0.00
£0.00
£79.99
£79.99 - £79.99
£79.99

2 X U-pol Fantastic Ultra Lightweight Body Filler with BPO HARDENER & SPREADER

U-POL
£0.00 - £0.00
£0.00
£56.99
£56.99 - £56.99
£56.99
In stock

Introducing the ultimate solution for flawless automotive repairs: 2 X U-pol Fantastic Ultra Lightweight Body Filler with BPO Hardener & Spre...

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£0.00 - £0.00
£0.00
£56.99
£56.99 - £56.99
£56.99

MIPA P51 GLASS FIBRE FILLER GREEN PUTTY WITH HARDENER 1.8KG

MIPA
£0.00 - £0.00
£0.00
£24.99
£24.99 - £24.99
£24.99
In stock

MIPA P51 Glass Fibre Filler Green Putty with Hardener (1.8 kg) is a high-performance filler designed for automotive and industrial applications. ...

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£0.00 - £0.00
£0.00
£24.99
£24.99 - £24.99
£24.99

U-pol Fantastic Ultra Lightweight Body Filler with BPO HARDENER & SPREADER 4 CAN

U-POL
£0.00 - £0.00
£0.00
£115.00
£115.00 - £115.00
£115.00
In stock

Introducing the ultimate solution for flawless automotive repairs: 4 X U-pol Fantastic Ultra Lightweight Body Filler with BPO Hardener & Spre...

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£0.00 - £0.00
£0.00
£115.00
£115.00 - £115.00
£115.00

8 X U-pol Fantastic Ultra Lightweight Body Filler with BPO HARDENER & SPREADER

U-POL
£0.00 - £0.00
£0.00
£219.99
£219.99 - £219.99
£219.99
In stock

Introducing the ultimate solution for flawless automotive repairs: 8 X U-pol Fantastic Ultra Lightweight Body Filler with BPO Hardener & Spre...

View full details
£0.00 - £0.00
£0.00
£219.99
£219.99 - £219.99
£219.99