Summit Barrier Fluid-22P is formulated from highly refined hydrotreated base stocks and fortified with additives to provide a non-reactive, oxidatively stable fluid for seal service over a wide temperature range. This fluid has an excellent low temperature fluidity and high temperature stability property as well as the ability to efficiently transfer heat, and keep the seal face cool. Summit Barrier Fluid-22P does not contain components that are known catalyst poisons, and are compatible with most commonly used seal materials