The Seal of Agreement CIETAN (Conformidad Instituto Eduardo Torroja – ANDECE), has had as its prime goal to promote quality through technological progress within construction, since it was created, mainly in the ground of horizontal structural slabs.
Since 16th June, 2015 Ministry of Civil Engineering acknowledges the seal CIETAN as “Distintivo Oficialmente Reconocido” for structural concrete precastings.
CIETAN is a volunteer quality seal; manufacturers support giving a plus in the commitment for the quality of the accomplished product.