Sapphire Aqua-Sil Greases are a high temperature, translucent silicone grease approved for use with portable water. It's non-toxic formula is specially designed for the lubrication of seals, 'O' rings, slides, slow speed bearings and other similar light to medium duty applications. Features and Benefits High resisitance silcone grease suitable for long term lubrication Non-toxic, suitable for both hot and cold potable drinking water Outstanding temperature resistance from -40C to +200C (+220C for short periods) Ideal for use with both non-silicone rubbers and most plastics High water resistance including salt water, protects submerged component Long lifespan reduces need for re-application NLGI Grade 3 Typical Applications Plumbing Marine maintenance