In Henkel we believe that using patented materials is the perfect solution for achieving the best results. Grouting is work which needs precision. With CX 5 and CX 15 repair mortars it is fast, simple and convenient. Using standard concrete you can encounter many difficulties. For the most part, concrete shrinks, what makes achieving the required surface contact impossible.
To fill all the gaps with concrete you need a lot of work, supplementary water and vibration. Concrete has variable properties so it is difficult to be certain about strengths you will achieve. With CX repair mortars you choose reliable and durable solution for all this problems. These products allow you to finish work with significantly less effort.