HVAC Ductwork Installation at 501 Madison Avenue, Manhattan
501 MADISON AVENUE, Manhattan, 10022 · Midtown-Times Square
What was permitted
Homeowners in the Midtown-Times Square area can use this permit to understand the costs of upgrading HVAC systems. The project includes installing new ductwork and diffusers according to a new layout, and connecting it to the existing building system, along with a new exhaust fan.
This mechanical systems permit was issued on July 10, 2026, with an estimated project cost of $20,000. DVE CONSTRUCTION INC is the general contractor for this installation.
An HVAC upgrade in Midtown-Times Square, including new ductwork and an exhaust fan, was permitted with an estimated cost of $20,000, issued on July 10, 2026.
What it cost
Issued
July 10, 2026
Expires
April 12, 2027
License
General Contractor
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Filed by DVE CONSTRUCTION INC · 8 permits across 6 neighborhoods
View the official permit record
Tracking number, work description, cost, and dates
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View the official permit record
Tracking number, work description, cost, and dates
| Tracking Number | 498157505 |
| Work Permit # | M01400485-S1-MS |
| Job Filing Number | — |
| Work Type | Mechanical Systems |
| Status | Permit Issued |
| Job Description | INSTALL NEW DUCTWORK AND DIFFUSERS PER NEW LAYOUT. CONNECT NEW DUCTWORK TO EXISTING BUILDING HVAC SYSTEM. INSTALL NEW EXHAUST FAN AND DUCTWORK. NO CHANGE TO OCCUPANCY, EGRESS OR USE |
| Floor / Unit | Floor Number(s) 010 through 010 |
| Estimated Cost | $20,000 |
| Approved | June 26, 2026 |
| Issued | July 10, 2026 |
| Expires | April 12, 2027 |
| BBL | — |
| BIN | — |
Property Owner
Colliers International
Tamara Andreatta