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Mechanical SystemsManhattanPermit issued

HVAC System Upgrade at 411 West End Avenue, Manhattan

411 WEST END AVENUE, Manhattan, 10024 · Upper West Side (Central)

Winston

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Reported project cost

$10,000

As declared on the permit filing. Mechanical Systems.

Issued
August 6, 2026
Expires
February 1, 2027
License
General Contractor

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

Tracking number344554773
Work permit #M01415701-I1-GC
Job filing number—
Work typeMechanical Systems
StatusPermit Issued
Job descriptionINSTALL HVAC THROUGH WALL UNITS AS PER PLANS.NO CHANGE IN USE, OCCUPANCY OR EGRESS.
Floor / unitFloor Number(s) 014 through 014
Estimated cost$10,000
ApprovedJuly 22, 2026
IssuedAugust 6, 2026
ExpiresFebruary 1, 2027
BBL—
BIN—

Property owner

david sanders

Related searches

HVAC installationUpper West SideNew York CityMechanical Systems permit$10,000 project cost