NewsBlog
    Staff Login Client Portal Apply for Service

    Harmonised or product standard

    EN 13967 - Flexible sheets for waterproofing - plastic and rubber damp proof sheets including basement tanking

    Testing · NAC-037-TLCertification · NAC-026-PPS
    Request a quotationTalk to an engineer

    In short

    EN 13967 - Flexible sheets for waterproofing - plastic and rubber damp proof sheets including basement tanking. For plastic and rubber damp proof membranes, Amstelfy covers watertightness, tensile properties, resistance to impact and static loading and joint strength in its ISO/IEC 17025-accredited laboratory (NAC-037-TL) and acts as ISO/IEC 17065-accredited product certification body (NAC-026-PPS) for this standard. Reports and certificates are written for use in CE marking files, Declarations of Performance and third-party approvals across Europe.

    What we assess

    • watertightness
    • tensile properties
    • resistance to impact and static loading
    • joint strength
    • durability

    Products covered

    • plastic and rubber damp proof membranes

    Accreditation status

    ActivityStandardAccreditationValidityOn scope
    TestingISO/IEC 17025:2017NAC-037-TLvalid until 2 December 2028Yes
    Product certificationISO/IEC 17065:2012NAC-026-PPSvalid until 31 January 2030Yes
    Validation & verificationISO/IEC 17029:2019NAC-006-VVvalid until 31 January 2030No
    NAC-037-TL — View certificate (PDF)NAC-026-PPS — View certificate (PDF)NAC-006-VV — View certificate (PDF)

    Route to market

    Products covered by a harmonised European standard are CE marked on the basis of a Declaration of Performance; other product standards support national approvals and third-party certification. Amstelfy provides the initial type testing / type testing and, where the standard is on its ISO/IEC 17065 scope, acts as the product certification body.

    How it works

    1. 1

      Send the standard number, product description and intended use

    2. 2

      We confirm the applicable test series, sample quantities and timeline

    3. 3

      Samples are delivered to Veilmeesterweg 20, 1187 ZW Amstelveen (Mon-Fri 09:00-17:00)

    4. 4

      You receive the report in English, written for the TAB, Notified Body, evaluation service or programme operator.

    Frequently asked questions

    Yes - it is listed on the ISO/IEC 17025 testing scope NAC-037-TL and on the ISO/IEC 17065 certification scope NAC-026-PPS.

    plastic and rubber damp proof membranes.

    Yes. Samples are shipped to the laboratory in Amstelveen, 10 minutes from Schiphol; quotations, test plans and reports are in English, and correspondence is also possible in Dutch and Turkish.

    Related standards

    All Waterproofing membranes, roof underlays & liquid-applied systems testing