What was permitted
For those in Park Slope considering home improvements, this permit details mechanical work for a lower duplex. The project specifically included the installation of a new split system air conditioning unit.
This permit was issued on September 15, 2026, with an estimated project cost of $54,000. The contractor for this mechanical system upgrade was OUT OF SQUARE DESIGNS LLC.
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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 | 118492325 |
|---|---|
| Work permit # | B01419357-S1-MS |
| Job filing number | — |
| Work type | Mechanical Systems |
| Status | Permit Issued |
| Job description | FILING HEREWITH MECHANICAL WORK FOR THE LOWER DUPLEX AT THE ADDRESS NOTED. INCLUDES NEW SPLIT SYSTEM A/C. |
| Floor / unit | Basement/Sub-basement, Cellar, Floor Number(s) 1 through 1 |
| Estimated cost | $54,000 |
| Approved | August 24, 2026 |
| Issued | September 15, 2026 |
| Expires | December 18, 2026 |
| BBL | — |
| BIN | — |
Property owner
Not Applicable
Mary Elmer-DeWitt
Related searches
mechanical systemssplit system ACPark SlopeBrooklynpermit issued$54,000 project cost