CorroLogic® Fogging Fluid VpCI®- 339 is a ready-to-use 100% vapor phase corrosion inhibitor (VpCI®) product for preservation of void spaces comprised of multi-metals. The vapor phase corrosion inhibitors in CorroLogic® Fogging Fluid VpCI®- 339 migrate to protect metal surfaces, even in hard-to-reach areas, resulting in time and cost savings.