What was permitted
Homeowners in Midtown South-Flatiron-Union Square can see the costs associated with mechanical system upgrades. This permit details modifications to an existing HVAC system on the 3rd floor of a building at 150 Fifth Avenue.
This project, with a permit issued on July 29, 2026, has an estimated cost of $122,555. The general contractor for this mechanical systems work is JT MAGEN & COMPANY INC.
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