bonding system Dec 23, 2009 12:11:10 GMT Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by jhiller on Dec 23, 2009 12:11:10 GMT Since the factory does not bond the through-hulls to a sacrificial zinc they are at high rish to deteriorate if any stray currents are aroundHas anyone installed their own bonding system ?