When installing a rigid metal conduit that serves as a service mast, the hub installed as part of this system shall be __________. A. approved B. galvanized C. listed D. identified for use with service-entrance equipment

Website Registration Required to Access this Content

Only registered users have access to Silver content. 

Registration on EC&M allows you exclusive access to high value content centered around proprietary research, expert NEC analysis and in-depth technical procedures.

Already registered? here.