40-444H Hardener For High Build Primer

40-444H is a hardener developed for use with the 40-440 4:1 2K high build primer. It functions as the curing agent for the 2K primer system. Mix and use the product in accordance with the 40-440 primer datasheet; follow recommended mixing ratio, pot life, application and drying instructions. 250 ml container — small pack size of the 40-444H hardener; differs from other variants by volume.