Permit

420 Fifth Avenue, Manhattan

Permit IssuedManhattan · HVAC / heating / cooling · filed Aug 3

Removal and installation of ductwork, relocation of existing supply and return diffusers, and relocation of existing thermostats. Installation of new transfer ducts and fire dampers. No change to use, egress, occupancy.

Valuation
$14.5K
Filed
Aug 3, 2026
Lot
839/7501

Locked on the free plan

Pro

Permit record

Permit no.
M01400902-I1-MS
Municipality
Manhattan
Block / lot
839/7501
Trade
HVAC / heating / cooling
Work type
Mechanical Systems