Permit · B01280653-S1NYC DOB NOWHVAC

411 Classon Avenue

Brooklyn · NY · 11238

What is permit #B01280653-S1 at 411 Classon Avenue, Brooklyn, NY?

411 Classon Avenue in Brooklyn, NY has a hvac permit (#B01280653-S1) filed Wednesday, March 11, 2026 by Masters Renovation Group*, valued at $28,319. Status: issued.

Issued

Wednesday, March 11, 2026

Filed value

$28,319

Contractor

Masters Renovation Group*

County

Kings County

Status

issued

§Scope

Work description.

Filing for mechanical modifications, installation of a new ERV unit and laundry exhaust systems. No change in use, egress of occupancy.

§Details on file

What the city recorded.

Neighborhood

Bedford-Stuyvesant (West)

Work type

Mechanical Systems

Filing reason

Initial Permit

§Where

Plotted on the map.

§Same address

Other permits at this property.

7 other permits at 411 Classon Avenue. Electrical, plumbing and HVAC on one property often share a GC, so follow the paper trail.

Full permit history at this address →

#B01280653-S1HVACMar 12, 2026· Masters Renovation Group*· $28,319
#B01280653-I1DemolitionMar 11, 2026· Masters Renovation Group*· $138,600
#B01280653-S4OtherMar 11, 2026· Masters Renovation Group*· $8,000
#B01280653-S3RenovationMar 11, 2026· Masters Renovation Group*· $10,000

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