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Bolt-on zinc anode kit to protect submerged metalwork from galvanic corrosion in salt water.
Zinc is for salt water only; use aluminum in brackish water and magnesium in fresh water.
Check fitment against existing studs and replace anodes regularly to maintain effective corrosion protection. See our anode selection guide for help choosing the correct alloy and size.
Ships within 48 hours · Estimated delivery Aug 7 - Aug 12
US$40
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