# Mechanical (HVAC) permit 100778940 at 4153 N Kostner Ave, Chicago

Chicago Department of Buildings permit 100778940: issued Aug 21, 2018 for mechanical (hvac) work at 4153 N Kostner Ave. Replace one rooftop unit with one, 10 ton, air cooled, self-contained, r410a, york rooftop unit, serving the maintenance shop.

- Permit number: 100778940
- Issued: Aug 21, 2018
- Type of work: Mechanical (HVAC) (city: Permit - easy permit process)
- Status: Issued (city: not listed)
- Reported cost: Not listed
- ZIP code: 60641 (derived from location)
- All permits at this address: https://nearbypermits.com/chicago/address/4153-n-kostner-ave/

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Source: Chicago Department of Buildings permit data (https://data.cityofchicago.org/d/ydr8-5enu). Checked 2026-10-15 13:35 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/

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Every permit at 4153 N Kostner Ave: https://nearbypermits.com/chicago/address/4153-n-kostner-ave/