What was permitted
This project at 639 4 Avenue in Brooklyn involves the direct replacement of a package rooftop unit, connecting to the existing ductwork. The new unit will be mounted on the existing roof curb, with no changes to the property's use, egress, or occupancy.
The permit was issued on October 22, 2026, with an estimated project cost of $18,000. BREFFNI MECHANICAL INC (GC) is the contractor handling this mechanical system replacement.
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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 | 546484578 |
|---|---|
| Work permit # | B01462935-I1-MS |
| Job filing number | — |
| Work type | Mechanical Systems |
| Status | Permit Issued |
| Job description | Direct replacement of Package Rooftop Unit to connect to the existing ductwork. Replacement Unit to be mounted on existing roof curb. No change in use, egress, or occupancy. |
| Floor / unit | Floor Number(s) 001 through 001 |
| Estimated cost | $18,000 |
| Approved | October 8, 2026 |
| Issued | October 22, 2026 |
| Expires | January 16, 2027 |
| BBL | — |
| BIN | — |
Property owner
Consort Management INC
Balkrishen Tuli
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