Challenger CH4075 Universal Medium Reducer is designed for use with compatible Challenger automotive refinishing products. Its medium evaporation rate supports smooth paint flow, consistent leveling, and proper flash times under moderate shop conditions.
CH4075 is specified for Challenger National Rule Basecoat at temperatures from 74°F to 92°F. Use only with products that list CH4075 as a compatible reducer and follow the required mixing ratio, application temperature, and flash-time instructions.
