NLS 30045 - Small Junction Box With Electrical Connectors NLS 30045 | Small Junction Box With Electrical ConnectorsSmall NLS 30045 Junction boxes are used to provide mechanical protection around cables that have been stripped to building wire so they can be joined. The small junction boxes are great for installations that you are limited for room. These junction boxes can be nailed to a rafter with the two nails provided or screwed using many of the mounting holes.,NLS 30045 - Small Junction Box With Electrical Connectors NLS 30045 | Small Junction Box With