What it is: Unused knockout openings in the panel or boxes are left open.
Why it matters
Open knockouts allow contact with energized parts and entry of pests and debris.
Why it's common in Bloomington
Found on many older Bloomington panels where circuits were removed but openings were not filled.
Signs to watch for
- holes in the panel cover
- gaps where cables were removed
- visible interior through openings
What we check during the inspection
The inspector notes open knockouts on panels and enclosures.
How it's typically corrected
An electrician fills open knockouts with approved blanks.
Concerned about open knockouts in panel in a home you're buying or selling? Get a free instant quote and we'll evaluate it as part of a full inspection.