What was permitted
A mechanical system upgrade, including associated duct work, was recently permitted for a property on West 33rd Street in Manhattan's Chelsea-Hudson Yards neighborhood. Homeowners considering similar HVAC or ventilation projects can use this as a cost reference.
This permit was issued on August 17, 2026, with an estimated project cost of $60,000. DARBY CONSTRUCTION SVC LL is listed as the General Contractor for this mechanical systems installation.
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