Standards and Compliance:Environmental Suitability: Indoor – Riser, IndoorFlammability / Fire Resistance: UL1666 Vertical Shaft, FT4, IEC 60332-1-2NEC / UL Compliance: Article 725, Article 760, CL3R, FPLRCPR Euroclass: EcaEuropean Directive Compliance: EU CE Mark, EU Directive 2011/65/EU (ROHS II), EU Directive 2012/19/EU (WEEE)APAC Compliance: China RoHS II (GB/T 26572-2011)Plenum Number: 6000FE