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Norm EN-491-EN

EN 491 : Concrete roofing tiles and fittings for roof covering and wall cladding - Test methods.

Publication date: 2011
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TOIT NORME EN TUILE BETON ACCESSOIRE BARDAGE METHODE ESSAI COUVERTURE TOITURE APPAREILLAGE ESSAI PLANEITE MASSE VOLUMIQUE DIMENSION RESISTANCE MECANIQUE ESSAI MECANIQUE IMPERMEABILITE ESSAI ESSAI PERMEABILITE GEL DEGEL DURABILITE EPROUVETTE