Pro Range Standard ThinnerFeatures & BenefitsPro Range Standard Thinners can be used for cleaning all solvent paints, primers & clears.The Pro Range range of thinners is specially developed to give the product high quality performance and versatility that the end user requires. From universal thinner to Cellulose and cleaning thinners, there are options for every end user and every project, from spot-repairs through to fadeout areas.