Polycarbonate skylight Thic.:1mm~8mm Width: 1.22~2.1m Arch height: ... : Clear, Green, Blue, Bronze etc.Material: Polycarbonate .Advantage:1.PC Skylight has good performance, high transparency, light weight, impact resistance, heat ... lighting for corridors and other communal facilities4.Anti-riot shields , mechanical shutter , auto partition , advertising light boxes, lamp shades ,etc. PC Skylight ...