1507.6.3 Underlayment.
BC § 1507.6.3
Underlayment shall comply with ASTM D 226, Type I or ASTM D 4869.
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What is NYC BC § 1507.6.3?
Quick Answer
This section outlines the requirements for underlayment, specifying that it must comply with ASTM D 226, Type I or ASTM D 4869. Applies to building owners and contractors involved in roofing projects.
General informational summary. Not legal advice for your situation. Consult an attorney before acting on any specific matter.
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