Fire Alarm System at 20 N Wacker Dr
City of Chicago permit B101027635, issued Sep 14, 2023 for 20 N Wacker Dr: fire alarm system. **Fire alarm permit**installation of (4) new strobes, (7) new speaker/strobes and (1) door holder relay on 2nd floor ( tenant space-slipstream offices). The new devices will be tied into existing fire alarm system in this building. No outside work.
- Permit number
- B101027635
- Issued
- Type
- Fire Alarm System
- Status
- Complete
- Reported cost
- $9,620
- Community area
- Loop (32)
- Source
- City of Chicago permit dataset (this record as JSON)
Checked 2026-10-01 01:31 UTC.