Polymer concrete Linear Drainage Channel ULMA, type multiV+ R200G; External width 236mm, Internal width 200mm, with overall heights between 80 and 370mm; suitable for cascade-type slopes to collect rainwater; sections 1 LM in length; optimized V-shape with self-cleaning effect; especially designed for channel runs with no longitudinal slope; galvanized steel edges for lateral protection; fast RapidLock® boltless fastening system or screw system with 8 fastening points per LM