BIRCOsir Large dimensions
Ductile iron slotted gratings I twofold
+ 8-point per meter M12/A2 bolt connection
+ With integrated shift protection
black immersion-lacquered
| Designation |
|---|
| BIRCOsir 420 |
| BIRCOsir 420 |
| BIRCOsir 420 threefold slotted cast |
Hexagon ductile iron cover
+ Without openings
+ 8-point per metre M12/A2 bolt connection per meter
+ Anti-slip classification R10/ V10
black immersion-lacquered
| Designation |
|---|
| BIRCOsir 420 Hexagon cast iron cover |
