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Mechanical SystemsBrooklynPermit issued

Mechanical Systems Work at 420 12 Street, Brooklyn

420 12 STREET, Brooklyn, 11215 · Park Slope

Winston

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Reported project cost

$40,000

As declared on the permit filing. Mechanical Systems.

Issued
October 21, 2026
Expires
April 3, 2027
License
General Contractor

What was permitted

Homeowners in Park Slope can see the costs associated with significant HVAC upgrades. This project involved replacing existing mechanical systems, including the HVAC unit and its associated ductwork, to improve efficiency and functionality within the building.

This permit was issued on October 21, 2026, with an estimated project cost of $40,000. The work was performed by ICE AGE MECHANICAL CORP.

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View the official permit record

Tracking number, work description, cost and dates

Tracking number541647273
Work permit #B01219913-I1-MS
Job filing number—
Work typeMechanical Systems
StatusPermit Issued
Job descriptionMECHANICAL MODIFICATIONS TO INCLUDE HVAC REPLACEMENT AND REPLACEMENT OF ASSOCIATED DUCTWORK. NO CHANGE OF USE, OCCUPANCY OR EGRESS
Floor / unitFloor Number(s) 3 through 4, Roof
Estimated cost$40,000
ApprovedJune 9, 2025
IssuedOctober 21, 2026
ExpiresApril 3, 2027
BBL—
BIN—

Property owner

Jean-Michel Kientz

Related searches

HVAC replacementductworkPark SlopeBrooklynmechanical systemspermit issued$40,000 project cost