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Corrosion CAUSE prevented, permanently
Corrosion CAUSE prevented, permanently. 8 year guarantee, warranty and support.

Suggested reading:
Marine corrosion prevention here.

Select your paper size, USA Letter or A4:

USA letter paper size:

A4 paper size:

External proof of that we say:  Wikipedia – electrolysis.  Note, the apparatus is powered by Direct Current (DC).  As in batteries.  Not AC – as in mains, shore or inverter power.  So why waste your money on a Blocker?

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