The certification mark, as used by authorized persons, certifies that plywood, structural panels and other building material as meeting certain standards of quality and performance as established by certifier's standards and policies and U.S. Products Standards; relating to, but not limited to, durability performance, structural performance, grade, dimensional tolerances, squareness of panels and raw materials.
"TESTING LABORATORY"
as to "PITTSBURGH"
Trademark: 75432951
