DEV PU PRIMER is a single component moisture cure polyurea primer, combining Zinc and Micaceous Iron Oxide (MIO) into our proprietary blend moisture cured resin. This primer is designed for outstanding protection of steel from corrosion in high humidity climates, service under immersion, splash zone and areas with permanent condensation. The properties of the resin, high quality zinc and lamellar MIO, makes DEV PU PRIMER the perfect primer that provides both barrier and galvanic protection simultaneously.