Mechanical Systems at 2121 5 Avenue, Manhattan
2121 5 AVENUE, Manhattan, 10037 · East Harlem (North)
What was permitted
This permit details a substantial mechanical systems project in the East Harlem (North) neighborhood of Manhattan. The work includes replacing a gooseneck, installing an interlock fan with a new damper, and updating refrigerant lines for AC units.
Issued on July 10, 2026, this project has a significant estimated cost of $1,000,000. U & I MECHANICAL CORP (GC) is the contractor undertaking this extensive mechanical work.
Homeowners in East Harlem should note that major mechanical system replacements, like those involving fans and AC units, can cost up to $1,000,000.
What it cost
Issued
July 10, 2026
Expires
July 9, 2027
License
General Contractor
Price your own project
See what a project like this costs near you
We'll compare your scope against real permits and licensed contractors in the area.
Start my estimate →Free · takes 60 seconds · no account needed
Filed by U & I MECHANICAL CORP · 58 permits across 19 neighborhoods
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 | 790573564 |
| Work Permit # | M00689482-S1-MS |
| Job Filing Number | — |
| Work Type | Mechanical Systems |
| Status | Permit Issued |
| Job Description | Remove and Replace Gooseneck and provide interlock fan with new motorized damper on roof. Remove and Replace existing refrigerant lines from condensing unit to AC unit on roof. |
| Floor / Unit | Floor Number(s) 2 through 2, Roof |
| Estimated Cost | $1,000,000 |
| Approved | April 14, 2022 |
| Issued | July 10, 2026 |
| Expires | July 9, 2027 |
| BBL | — |
| BIN | — |
Property Owner
NYCSCA
GORDON TUNG