High strength jointing and multi-purpose repair compounds Uses For fast and emergency reinstatement of concrete, bedding, jointing and reprofiling of concrete, masonry and brickwork. Nitomortar PE is ideally suited for the repair and reprofiling of precast concrete units, damaged arrises and treads. It can be used to infill hollows and holes in concrete floors, bedding and fixing kerbstones, manhole sets, frames, brick slips, ceramic tiles, slabs and coping stones. Nitomortar PE Concrete should be used to repair larger voids. The products are especially useful where fast strength gain is important. When properly compacted, they are highly impermeable.