LOW CE GROUT is a one component, non-shrink, waterproof, OPC Free, Lime Based injection mortar / grout, which can be used as a fill material and to stabilize voids for a variety of repair operations, in old or Heritage structures, where the need for a reasonably waterproof fill material exists. LOW CE GROUT ensures controlled strength development and excellent bond to offer a restored substrate that can be utilized in a reasonably short time and a reasonably, waterproof and crack free protection is obtained.