# Mechanical (HVAC) permit 100727758 at 311 W Monroe St, Chicago

Chicago Department of Buildings permit 100727758: issued Sep 26, 2017 for mechanical (hvac) work at 311 W Monroe St. Install 44 climatemaster heat pumps, water cooled, r410a,located in the ceilings, twelve on 6th, eight on 5th, 4th, 3rd & 2nd floors. Work to include all piping components and accessories.

- Permit number: 100727758
- Issued: Sep 26, 2017
- Type of work: Mechanical (HVAC) (city: Permit - easy permit process)
- Status: Issued (city: not listed)
- Reported cost: Not listed
- ZIP code: 60606 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/311-w-monroe-st/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-05 15:09 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 311 W Monroe St: https://nearbypermits.com/chicago/address/311-w-monroe-st/