Reece's CB15 is a Breaker Blocker Lockout, which offers a specialized lockout solution for oversized and irregularly shaped switches. This innovative device comes equipped with self-adhesive backed rails, ensuring a hassle-free and permanent installation onto electrical panels without the need for drilling. The Blocking Bars, measuring 7-1/2 inches in length, provide effective coverage. The Breaker Blocker features a color-coded system, with a red blocking bar indicating a locked-off state and a green bar signaling a locked-on state. To lock the device out, users can employ a padlock, preventing unauthorized removal of the Breaker Blocker.