Createx auto air additive 4020 Automotive Reducer is a specialty reducer / thinner for use when painting in humid or cold conditions. Assists paint to flow easily with minimal tip-dry. Colors dry faster, and cure to a harder coating compared with reducing with 4012 high performance reducer. Contains acetone and glycol ethers. Use only in controlled spray environments with adequate ventilation and a NIOSH / MSHA approved respirator. Size: 2 fl. oz.