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Pneumatic spillway gates Shield rubber dam (water blocking length can be customized) China-made rubber dam source factory
The Spillway Gate:The Spillway Gate, 45 meters long, 3.5 meters high, inflatable shield rubber dam
Shield rubber dam: length 60 meters, height 4.5 meters, double air bags, two spans in total
Length 60 Meters, Height 2 Meters, Air Shield Dam