Plumbing License No. PL9515
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Pin Holes in Under Ground Copper

Pinhole leaks with pitting initiating on the exterior surface of the pipe can occur if copper piping is improperly grounded or bonded. The phenomenon is known technically as stray current corrosion or electrolytic pitting. Pin-holing due to poor grounding or poor bonding occurs typically in homes where the original plumbing has been modified; homeowners may … Continue reading Pin Holes in Under Ground Copper

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