What was permitted
Homeowners in the Upper West Side can see the costs associated with mechanical system upgrades. This permit details the installation of HVAC through-wall units, a common project for improving home comfort and efficiency.
This project was issued a permit on August 6, 2026, with an estimated cost of $10,000. Hamilton Air Company, Inc. is the general contractor for this mechanical systems work.
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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 | 344554773 |
|---|---|
| Work permit # | M01415701-I1-GC |
| Job filing number | — |
| Work type | Mechanical Systems |
| Status | Permit Issued |
| Job description | INSTALL HVAC THROUGH WALL UNITS AS PER PLANS.NO CHANGE IN USE, OCCUPANCY OR EGRESS. |
| Floor / unit | Floor Number(s) 014 through 014 |
| Estimated cost | $10,000 |
| Approved | July 22, 2026 |
| Issued | August 6, 2026 |
| Expires | February 1, 2027 |
| BBL | — |
| BIN | — |
Property owner
david sanders
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