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| Certification CE | ||||
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Our firm is certified according to the European normative vigentis Our materials have been made a will and certified in laboratory according to the directives Us examination petrografico in conformity to the Norm An ENs 12407 absorption of pressure atmospheric water in conformity to the Norm An ENs 13755 bending resistance in conformity to the Norm An ENs 12372 resistance to the gelo/disgelo in conformity to the Norm An ENs 12371 and An ENs 12372 compression resistance in conformity to the Norm An ENs 1926 resistance to the gelo/disgelo in conformity to the Norm An ENs 12371 and An ENs 1926 resistance to the abrasion in conformity to the Norm An ENs 1341 Appendix C and An ENs 1342 Appendix B resistance to the glide in conformity to the Norm An ENs 1341 Appendix D and An ENs 1342 Appendix C Da to perform on test-tubes the superficial finish to Plain Saw. An ENs 1341:2003 - An ENs 1342:2003 - 1343:2003 - 1469:2004 - 12058:2004
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