Mechanical SystemsBrooklynPermit Issued

Air Conditioning Installation at 422 4 STREET, Park Slope

422 4 STREET, BROOKLYN, 11215 · Park Slope

Estimated Project Cost

$0

Mechanical Systems

Issued

April 17, 2026

Expires

November 7, 2026

License

General Contractor

About This Project

This permit covers the installation of new air conditioning systems (heat pumps) and a ventilation system at a property in Park Slope. This type of work often involves upgrades to improve home comfort and energy efficiency.

The permit was issued on April 17, 2026, with an estimated cost of $99,500. The contractor for this project is I DIMENSION LLC.

What This Means For You

Homeowners in Park Slope should note that this mechanical systems project carries a significant cost, reflecting the scope of the work involved.

The Business That Did This Work

I DIMENSION LLC

General Contractor · License #625005

9030 METROPOLITAN AVE #1109

3 permits filed · 1 neighborhoods

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Permit Details

Tracking Number168198602
Work Permit #B01339119-I1-MS
Job Filing Number
Work TypeMechanical Systems
StatusPermit Issued
Job DescriptionINSTALL NEW AIR CONDITIONING SYSTEMS (HEAT PUMPS) AND VENTILATION SYSTEM AS PER PLANS FILED HEREWITH. NO CHANGE IN USE, EGRESS AND OCCUPANCY.
Floor / UnitBasement/Sub-basement, Cellar, Floor Number(s) 001 through 003, Open Space, Roof
Estimated Cost$99,500
ApprovedFebruary 25, 2026
IssuedApril 17, 2026
ExpiresNovember 7, 2026
BBL
BIN

Property Owner

Not Applicable

Joanna Neumann

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air conditioningheat pumpsventilation systemPark SlopeBrooklynmechanical systemspermit$99,500

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