8-129 Hs420 Speed Optimiser

The 8-129 HS420 Speed Optimiser reduces drying times of 8-514 HS420 Speed Clear and 8-714 HS420 Supreme Clear Coat, especially in low-bake conditions around 40°C. Designed for use with HS420 clearcoat systems, it helps improve repair throughput and cure reliability in cooler bake cycles.