52 cm16 cmHollow floor blocks (Hourdis)ModelsH12/50 · H15/50Center distance50 cmStrengthB30 high-performance concrete
12 cm20 cmReinforced concrete beamsLengthsFrom 1.00 m to 5.80 mSectionsBeam 12 · Beam 15ReinforcementsReinforced 10 mm and 12 mm rebar