Thickness of FRP side rail for LH Series is 6mm unless otherwise specified. FRP cable tray is the support system for managing cables and protect cables from heating, rains and corrosive elements. They are widely used in chemical plants, building con-structions and residential life by virtue of its. Cable tray made of fibreglass (FRP/GRP). Suitable for electrical and instrumentation installations. Cable tray made of fibreglass. four-bolt pattern for 3, 4, 6 and 8" tray depths Power Solution Industries quality plan conforms comprehensivily to ISO 9001:2015, ISO 45001: 2018, ISO14001: 2015. The quality assessment and reviews are carried out by DET NORSKE VERITAS. Erection of FRP Cable Trays (ladder or perforated type) along with. PE-TS-421-507-E022 NO. PE-RC-999-507-E022 The bidder shall confirm compliance to the following by signing/ stamping this compliance certificate and furnishing same with the offer.