... resistance, no welding, Easy to instaill, ect Widely used by : ItemComponent Lader square tube, C-channel, connector and bottom,ect.Cage ... ladder Cage, square tube, C-channel, connector and bottom,ect. Chemical PlantsHaving ... Drainage pit covers Stairs,ect. TransportaionFRP ladder can be used as access ways,Platforms(static resistant),docks,trenches,tanker, ...