What was permitted
For homeowners and building managers in Inwood, this permit provides a cost benchmark for HVAC system upgrades in institutional buildings. The project involves modifications to ductwork, piping, and equipment to enhance the existing HVAC system.
This mechanical systems permit was issued on August 4, 2026, with an estimated project cost of $245,000. HELLMAN CONSTRUCTION CO is the General Contractor for this HVAC upgrade at IS 52.
Plan a similar project
Want work like this done at your place?
Tell us what you have in mind. We scope it, price it against work like this in Manhattan, and lines up the right contractor. You approve; we handle the back-and-forth.