Lantos Lanoseal LS773 is a high-performance lanolin fluid film, manufactured from pure refined lanolin. It hermetically seals creating microfilm moisture tight seal around substrates that will resist alkali, acid, fertilizer, atmospheric moisture, and salt corrosion.It is a product that will not flake or chip and retains its elasticity. Protects good metals and alloy surfaces. It is highly robust when dry and produces a hard surface coating,Long-lasting strong robust protection in highly corrosive environments.Lantos Lanoseal LS773 has been specially formulated for specific uses (or environments) offering high resistance to salt spray and is highly recommended for all exteriors applications.