The high adherence concrete slab manufactured by ELFOULADH complies with Tunisian Standard NT-26-05 (2004) and French NF A 35-017.

The product of El Fouladh is identified by the marking 0 9 0 1 ELFO engraved on the bars of all meters: The plain or crenellated concrete ring made by ELFOULADH complies with the Tunisian Standard NT 26 112 (1996).