What was permitted
Commercial and residential property owners in Chicago's North Lawndale neighborhood can reference this permit for insights into significant mechanical system upgrades. The work at 3301 W Arthington St includes hydronic piping extension and reconfiguration, affecting multiple building systems.
This active permit, issued on October 19, 2026, details the repair and replacement of a rooftop chiller. The reported project cost is substantial at $623,000, and HVAC Masters Inc. is the contractor.
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View the official permit record
Tracking number, work description, cost and dates
View the official permit record
Tracking number, work description, cost and dates
| Tracking number | B200514107 |
|---|---|
| Work permit # | — |
| Job filing number | — |
| Work type | Mechanical Work |
| Status | ACTIVE |
| Job description | HYDRONIC PIPING EXTENSION/RECONFIGURATION, REPAIR/REPLACEMENT AFFECTING 1 SYSTEMS : 1 CHILLER(CARRIER MODEL #30XYM2506SM005DC9, ROOFTOP) . ELECTRICAL WORK UNDER THIS PERMIT = YES . LOCATIONS: 1 RESIDENTIAL UNIT(S), 1 NON-RESIDENTIAL UNIT(S), 1 INTERIOR COMMON AREAS, EXTERIOR WORK, ROOFTOP. |
| Floor / unit | — |
| Estimated cost | $623,000 |
| Approved | October 2, 2026 |
| Issued | October 19, 2026 |
| Expires | — |
| BBL | — |
| BIN | — |
Property owner
Mercy Housing
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