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Cover blocks are used to ensure that reinforcing bars or rebars are put into the concrete at the proper depth. In order to preserve the rebar from environmental variables including weathering, erosion and corrosion, the proper depth is crucial.
Zinc concrete anodes are a type of sacrificial anode used in cathodic protection systems for reinforced concrete structures. Their main function is to prevent or slow down the corrosion of steel reinforcement bars (rebars) within concrete.
