# Mechanical (HVAC) permit 100737503 at 3221 N Clark St, Chicago

Chicago Department of Buildings permit 100737503: issued Nov 28, 2017 for mechanical (hvac) work at 3221 N Clark St. Remove and replace one (1) furnace and install two (2) exhaust fans in ceeiling, one on first flr and one on second flr.

- Permit number: 100737503
- Issued: Nov 28, 2017
- Type of work: Mechanical (HVAC) (city: Permit - easy permit process)
- Status: Issued (city: not listed)
- Reported cost: Not listed
- ZIP code: 60657 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/3221-n-clark-st/

---
Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-14 20:48 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

This site provides applications using data that has been modified for use from its original source, www.cityofchicago.org, the official website of the City of Chicago. The City of Chicago makes no claims as to the content, accuracy, timeliness, or completeness of any of the data provided at this site. The data provided at this site is subject to change at any time. It is understood that the data provided at this site is being used at one’s own risk.

Every permit at 3221 N Clark St: https://nearbypermits.com/chicago/address/3221-n-clark-st/