Mipa H5-10 Hardener (often referred to as H5 Rapid Hardener) is an extra-fast 2K curing agent tailored for use with Mipa's epoxy and polyurethane primers, fillers, topcoats, and clearcoats. Formulated to accelerate drying and curing, it enables rapid turnaround - ideal for spot repairs, moderate-sized jobs, or cooler climate applications. Compatible with a range of substrates and coatings, H5-10 ensures strong adhesion and glossy finish while significantly reducing "time to sand" and overall workflow duration. It's a professional-level hardener prized for optimizing productivity and finish quality in demanding refinishing environments.