ASTM E 154
These test methods cover the determination of the
properties of flexible membranes to be used as vapor retarders
in contact with earth under concrete slabs, against walls, or as
ground cover in crawl spaces. The test methods are applicable
primarily to plastic films and other flexible sheets. The materials are not intended to be subjected to sustained hydrostatic
pressure. The procedures simulate conditions to which vapor
retarders may be subjected prior to and during installation, and
in service.
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