833 Features: -Square blank box cover with knockout.-Material: Steel.-Covers are used to close an outlet box.-Raised covers are used for mounting lighting fixtures.-Raised device covers are used for mounting switches or receptacles.-Angled mounting slots compensate up to 12″ for box misalignment.-Extension rings provide a means for adding additional cubic capacity or as an outlet box for surface conduit.-Red boxes, covers and extensions for dedicated life safety alarm circuits.-4″ Diameter. Dimensions: -Dimensions: 4.69″ H x 4.69″ W x 0.06″ D.
- Covers are Used to Close an Outlet Box
- Raised Device Covers are Used for Mounting Switches or Receptacles
- Red Boxes, Covers and Extensions for Dedicated Life Safety Alarm Circuits