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The next edition of this standard is now open for Public Input (formerly proposals).
1.1* Scope. This standard provides criteria for defining and identifying fire retardant–treated wood and fire retardant– coated building materials. A.1.1 Fire resistance ratings measured on an hourly basis are not covered in this standard. To establish such ratings, tests should be made in accordance with NFPA 251.
This standard provides criteria for defining and identifying fire retardant–treated wood and fire retardant–coated building materials.
Requirements cover interior applications, exposure to weather or damp or wet locations, moisture content, labeling, tests, and maintenance of protection.
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