Hanging lamp. Mounting in chrome plated metal. Disks in transparent tempered glass. The cylindrical diffuser in sandblasted glass houses 4 fluorescent lighting sources with electronic power supply DALI. Ballast included. The cover rose includes 4 hanging cables, whose length must be indicated when placing the order. The regulation of the lamp, once installed, take place by means of tensioners positioned on the hanging cables. On request it is available a version with disks made of metachrylate and with and or emergency light; in this case two lighting sources grant about one hour of light without power supply. Considering the weight of the lamp (about 772 lbs. for the version with disks made of glass and about 441 lbs. for the version with disks made of methacrylate), the capacity of the ceiling must be checked in advance.This fixture is made to order and requires special shipping arrangements. Attention! Its weight requires direct-to-joist, beam or overlay attachment independent of electrical outlet box.