CLSRD WATERPROOF is a pre-dosed product in polyethylene bags containing in separate sections a mixture of silico-calcareous aggregates in 3 granulometric classes, and portland cement. Simply by adding the quantity of water indicated in the technical sheet it can be made, right in the construction site, a C 35/45 resistance class concrete a concrete that complies with standards EN 206:2014 and UNI 11140 (instructions for the application of the EN 206:2014 in Italy). CLSRD WATERPROOF is employed for the realization of structural castings as plinths, foundations, beams, columns, composite slabs, etc., Also suitable for exposed structures, walls, floors, stairs, etc.