ASTM WK45945

    Revision of D7856 - 14 Standard Specification for Color and Appearance Retention of Solid and Variegated Color Plastic Siding Products using CIELab Color Space

    (What is a Work Item?)

    Active Standard: D7856 - 14

    Developed by Subcommittee: D20.24 | Committee D20 | Contact Staff Manager



    WK45945

    1. Rationale

    Several needed upgrades to the first edition of new standard D7856 have been identified. These will include addition of a Significance and Use section, wording revisions to certain paragraphs in the scope, and updating of a referenced standard.


    Keywords

    color retention; plastic siding; polypropylene siding; vinyl siding; weatherability;
    Citing ASTM Standards
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    Work Item Status

    Date Initiated:
    05-02-2014

    Technical Contact:
    David Johnston

    Item:
    001

    Ballot:
    D20.24 (14-01)

    Status:
    Item Going To Next Ballot Level

    Item:
    002

    Ballot:
    D20.24 (14-01)

    Status:
    Negative Votes Need Resolution

    Item:
    003

    Ballot:
    D20.24 (14-01)

    Status:
    Negative Votes Need Resolution