External width 300 mm, internal width 228 mm, supporting edge 260 mm. Material Stainless steel AISI 304 (1.4301), Plate thickness 2 mm. Inverted pleated U-edge (outer edge) with solid stainless steel full material edge reinforcement against mechanical and thermal stress according to EHEDG. Longitudinal and transverse slope provided with 0.5% / m, 1% / m or otherwise. Buckled, flat or round bottom. Round intermediate arrows in the gutter from height 80 mm, leveling feet and concrete anchors. Strands (> = 4000/6000 mm) connectable by means of screwable EPDM coupling flanges. Equipped with (non-slip) reinforced bar grille, width 257 mm, length 500 mm or 1000 mm. Load class M 125 kN according to EN 1253 ((forklift traffic). The surrounding top edge is ground with 240 grain. Pickled by immersion and passivated finish.