Ductile iron slotted gratings I threefold I for;channel with ductile iron angles
+ 8-point per meter M12/A2 bolt connection
+ With shift protection of the grating;;;;
Hexagon ductile iron cover I for channel with; ductile iron angles
+ Without openings
+ 8-point per metre M12/A2 bolt connection per meter
+ Anti-slip classification R10/;V10;;;;
