publicgood Senior Member Location WI, USA Aug 18, 2018 #1 Seal or marker? Does it state anywhere one versus the other would be required other than a custom engineered spec?
Seal or marker? Does it state anywhere one versus the other would be required other than a custom engineered spec?
infinity Moderator Staff member Location New Jersey Occupation Journeyman Electrician Aug 18, 2018 #2 We use a sharpie. Never seen it required in any of our spec's.