EIA/TIA compliant 19 solid, one-piece 16-gauge steel rackshelf shall be Middle Atlantic Products model # U2V (2=# of rackspaces) and shall have a ventilated bottom and sides. Weight capacity shall be 50 lbs. Rackshelf shall feature durable flat black powder coat finish. Vented U series rackshelf shall be GREENGUARD Indoor Air Quality Certified for Children and Schools. Vented U series rackshelf shall be RoHS EU Directive 2002/95/EC compliant. Vented U series rackshelf shall be manufactured by an ISO 9001 and ISO 14001 registered company.