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View Full Version : Do you have to use bare copper wire to ground the water main to the mgn

lineman97
Apr 5, 2010, 08:35 PM
Electrical
Stratmando
Apr 5, 2010, 08:48 PM
Down here we run a #6 THHN/THWN Stranded from the panel to the Water Heater Cold and attach with a Ground Clamp.