We are providing a distinct series of Auto Falling Head Permeability Apparatus. It is used to determine the permeability of fine grained soils. It ensures a low permeability. This range is formed in a permeability cell. It is highly durable and ensures a smooth performance. Auto Falling Head Permeability Apparatus is used for determining the permeability of cement mortar. It is also useful for testing of coir geotextile. It is tested in the uncompressed state for permittivity.