ASTM International has announced it is developing ASTM WK29304,
"Guide for Selection of Roofing/Waterproofing Membranes for
Vegetative Roof Systems," a proposed standard that will address how
to determine the proper roof and waterproofing membrane for a
vegetative roof system.
ASTM International Subcommittee D08.24 on Sustainability, part
of ASTM Committee D08 on Roofing and Waterproofing, is developing
the proposed new standard. Subcommittee D08.24 is working closely
with ASTM Committee E60 on Sustainability regarding topics of
mutual interest for roof systems.
"The growing move toward preserving our environment and reducing
the effects of the urban heat island have encouraged many building
owners and communities to select vegetative roofs," says Michael
Sexton, senior systems engineer for Firestone Building Products Co.
LLC, Indianapolis, and leader of the task group developing the
proposed standard. "As such, each and every component plays an
important role in the success, not only of the roofing, but to
maintain and enhance the building envelope performance. The proper
selection of a waterproofing barrier for the roof is critical to
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