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Old 09-07-2010, 08:21 PM   #16
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The original style of cable commonly called BX did not have the bond strip and cannot be used as a grounding means. Newer type AC cable has the bond strip and can be used as a grounding means.

The bond strip was commonly back wrapped in the spiral of the metal sheath.
Answers based on the National Electrical Code. Local amendments may apply. Check with your local building officials.
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