Cement board is a modern alternative, mainly of external construction, in the field of construction. Cement board slabs are produced from a mixture of cement with other admixtures of aggregates. Cement board has a low weight, is anti-seismic, resistant to all climatic phenomena (rain, snow, etc.), has fire protection properties, does not swell, does not deform and does not decompose over time. In addition, the application of cement boards is easy, fast and economical and with proper treatment we achieve an excellent aesthetic result. Due to its elasticity, it is also suitable for curved constructions.