CASING END SEALS: Pipes are situated inside a casing near rivers, highways, railways or other such locations where safety is required. The opening between the carrier and the casing needs to be protected to prevent foreign material to enter. This opening is an attractive spot for corrosion and so is required to be kept dry. Custom designs can be made depending on whether it is a new installation or for retrofitting. Nik-San casing end seal are economic, easy to install and a clean solution.