Monstercolors Thinner
Monstercolors Thinner, is not only for thinning paints but also for use in cleaning spray equipment and as a prep cleaner.
The general rule of thinning Monstercolors paints is thin up to a maximum of 10%. Thinning varies from paint type; however, you should not really need to thin more than this. Thinning is also project dependent if in doubt ask a professional.