What is an LB when referring to a electical junction box?
Answers:
Its a 90 {elbow]but it has a cover so you can pull the wire in it.LB has a cover on the back an RB has a cover on the side.
Other answers:
(LB) usually stands for minimum and maximum weight. Check the full specs. The maker should have a website if you don't have them.
(LB) usually stands for minimum and maximum weight. Check the full specs. The maker should have a website if you don't have them.