← Back
Miscellaneous one family
7715 20 AVENUE
BROOKLYN · BIN 3161578
💬 Discuss this project
1920Year Built
2Stories
A9Building Class
R5Zoning
1,644 sfGross Floor Area
1Units
FDNY Report ↗
Miscellaneous one family · 2,500 sf lot · 0.66 FAR built · Flood zone X
Locations of Work
ArchitecturePlumbing
Floor 213p · 2 filings · 20 docs
Floor 112p · 1 filing · 20 docs
Cellar13p · 1 filing · 20 docs
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
07/03/2024$998K—Private party → Private party$607/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
1+1 DESIGN STUDIO LLC507/30/2026
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
JRK CREATIVE603/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
HIGH QUALITY CONSTRUCTIONGeneral Contractor203/21/2026
AMERICAN STANDARD P&H CORORP.Plumbing107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
1+1 DESIGN STUDIO LLC1039507/30/2026
Building Lifecycle
All (54)Filed (5)Permit Issued (2)Signed Off (2)Inspection (7)Objection (8)Special Inspection (30)
08/12/2026
Signed off — Alteration CO
CONVERT EXISTING ONE FAMILY DWELLING UNIT TO TWO FAMILY DWELLING UNITS,NEW PARTITION AND PLUMBING WORK INVOLVED,OBTAIN NEW C OF O.
B01138584-I1
08/06/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
Hung Pui Ho
08/06/2026
Special inspection requirement — Interior lighting power
Hung Pui Ho
08/06/2026
Special inspection requirement — Permanent certificate
Hung Pui Ho
08/06/2026
Special inspection requirement — Electric vehicle service equipment requirements
Hung Pui Ho
08/06/2026
Special inspection requirement — Air barrier - visual inspection
Hung Pui Ho
08/06/2026
Special inspection requirement — Fenestration areas
Hung Pui Ho
08/06/2026
Special inspection requirement — Fenestration air leakage
Hung Pui Ho
08/06/2026
Special inspection requirement — Metering
Hung Pui Ho
08/06/2026
Special inspection requirement — Insulation placement and R values
Hung Pui Ho
08/06/2026
Special inspection requirement — Fenestration and door U-factor and product ratings
Hung Pui Ho
08/06/2026
Special inspection requirement — Energy Code Compliance Inspections
Hung Pui Ho
08/06/2026
Special inspection requirement — Structural Stability – Alterations of existing buildings
Hung Pui Ho
07/30/2026
Filed — Alteration CO
CONVERT EXISTING ONE FAMILY DWELLING UNIT TO TWO FAMILY DWELLING UNITS,NEW PARTITION AND PLUMBING WORK INVOLVED,OBTAIN NEW C OF O.
B01138584-P5
07/29/2026
Special inspection requirement — Interior lighting power
Hung Pui Ho
07/29/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
Hung Pui Ho
07/29/2026
Special inspection requirement — Structural Stability – Alterations of existing buildings
Hung Pui Ho
07/29/2026
Special inspection requirement — Energy Code Compliance Inspections
Hung Pui Ho
07/29/2026
Special inspection requirement — Metering
Hung Pui Ho
07/29/2026
Special inspection requirement — Air barrier - visual inspection
Hung Pui Ho
07/29/2026
Special inspection requirement — Electric vehicle service equipment requirements
Hung Pui Ho
07/29/2026
Special inspection requirement — Fenestration air leakage
Hung Pui Ho
07/29/2026
Special inspection requirement — Permanent certificate
Hung Pui Ho
07/29/2026
Special inspection requirement — Insulation placement and R values
Hung Pui Ho
07/29/2026
Special inspection requirement — Fenestration and door U-factor and product ratings
Hung Pui Ho
07/29/2026
Special inspection requirement — Fenestration areas
Hung Pui Ho
04/24/2026
Objection resolved — Resolved
04/08/2026
Objection resolved — Addressed
04/08/2026
Objection resolved — Addressed
03/18/2026
Objection resolved — Addressed
03/12/2026
Objection raised — Mechanical
03/12/2026
Objection raised — Scope
03/12/2026
Objection raised — Scope
02/12/2026
Objection raised — Admin
02/04/2026
Filed — Alteration CO
CONVERT EXISTING ONE FAMILY DWELLING UNIT TO TWO FAMILY DWELLING UNITS,NEW PARTITION AND PLUMBING WORK INVOLVED,OBTAIN NEW C OF O.
B01138584-P4
02/02/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
Hung Pui Ho
02/02/2026
Special inspection requirement — Air barrier - visual inspection
Hung Pui Ho
02/02/2026
Special inspection requirement — Metering
Hung Pui Ho
02/02/2026
Special inspection requirement — Electric vehicle service equipment requirements
Hung Pui Ho
02/02/2026
Special inspection requirement — Fenestration air leakage
Hung Pui Ho
02/02/2026
Special inspection requirement — Fenestration areas
Hung Pui Ho
01/30/2026
Inspection — Fail-Final CND-Occupancy Inspection
Fail
View inspection ↗
01/20/2026
Signed off — Alteration
FILE THIS APPLICAITON TO RELOCATE & REPLACE PLUMBING FIXTURES AND INSTALL NEW PLUMBING FIXTURES ON CELLAR, 1ST FL & 2ND FL. GENERAL CONSTRUCTION FILE SEPARATE APPLICATION JOB #B01138584. NO CHANGE IN MEANS OF USE, EGRESS OR OCCUPANCY
B01148282-I1
12/29/2025
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
10/31/2025
Filed — Alteration
FILE THIS APPLICAITON TO RELOCATE & REPLACE PLUMBING FIXTURES AND INSTALL NEW PLUMBING FIXTURES ON CELLAR, 1ST FL & 2ND FL. GENERAL CONSTRUCTION FILE SEPARATE APPLICATION JOB #B01138584. NO CHANGE IN MEANS OF USE, EGRESS OR OCCUPANCY
B01148282-P1
10/16/2025
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
09/08/2025
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
08/08/2025
Inspection — Certified Gas-Gas-Piping-Roughing
Certified
View inspection ↗
08/08/2025
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
08/08/2025
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground
Certified
View inspection ↗
05/15/2025
Permit issued — General Construction
B01138584-I1-GC
05/05/2025
Permit issued — Plumbing
B01148282-I1-PL
04/09/2025
Filed — Alteration
FILE THIS APPLICAITON TO RELOCATE & REPLACE PLUMBING FIXTURES AND INSTALL NEW PLUMBING FIXTURES ON CELLAR, 1ST FL & 2ND FL. GENERAL CONSTRUCTION FILE SEPARATE APPLICATION JOB #B01138584. NO CHANGE IN MEANS OF USE, EGRESS OR OCCUPANCY
B01148282-I1
12/02/2024
Filed — Alteration CO
CONVERT EXISTING ONE FAMILY DWELLING UNIT TO TWO FAMILY DWELLING UNITS,NEW PARTITION AND PLUMBING WORK INVOLVED,OBTAIN NEW C OF O.
B01138584-I1
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWGeneral ConstructionPermit IssuedHIGH QUALITY CONSTRUCTION05/15/2025
DOB NOWPlumbingSigned-offAMERICAN STANDARD P&H CORORP.05/05/2025
1 project · most recent 07/23/2025
General Wiring
FiledStatusContractorScope
07/23/2025CompleteCL ELECTRICAL CORPGeneral Wiring
▾Field Inspections (DOB CAP) — 7
DateTypeResultReport
01/30/2026Fail-Final CND-Occupancy InspectionFailView ↗
12/29/2025Pass-Final PL - Up to 3 Requested FloorsPassView ↗
10/16/2025Pass-Final PL - Up to 3 Requested FloorsPassView ↗
09/08/2025Pass-Final PL - Up to 3 Requested FloorsPassView ↗
08/08/2025Certified Gas-Gas-Piping-RoughingCertifiedView ↗
08/08/2025Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
08/08/2025Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 44
DateRequirementInspectorRole
08/06/2026Fire-Resistant Penetrations and JointsHung Pui Hospecial
08/06/2026Interior lighting powerHung Pui Hoenergy_progress
08/06/2026Permanent certificateHung Pui Hoenergy_progress
08/06/2026Electric vehicle service equipment requirementsHung Pui Hoenergy_progress
08/06/2026Air barrier - visual inspectionHung Pui Hoenergy_progress
08/06/2026Fenestration areasHung Pui Hoenergy_progress
08/06/2026Fenestration air leakageHung Pui Hoenergy_progress
08/06/2026MeteringHung Pui Hoenergy_progress
08/06/2026Insulation placement and R valuesHung Pui Hoenergy_progress
08/06/2026Fenestration and door U-factor and product ratingsHung Pui Hoenergy_progress
08/06/2026Energy Code Compliance InspectionsHung Pui Hoprogress
08/06/2026Structural Stability – Alterations of existing buildingsHung Pui Hospecial
07/29/2026Interior lighting powerHung Pui Hoenergy_progress
07/29/2026Fire-Resistant Penetrations and JointsHung Pui Hospecial
07/29/2026Structural Stability – Alterations of existing buildingsHung Pui Hospecial
07/29/2026Energy Code Compliance InspectionsHung Pui Hoprogress
07/29/2026MeteringHung Pui Hoenergy_progress
07/29/2026Air barrier - visual inspectionHung Pui Hoenergy_progress
07/29/2026Electric vehicle service equipment requirementsHung Pui Hoenergy_progress
07/29/2026Fenestration air leakageHung Pui Hoenergy_progress
07/29/2026Permanent certificateHung Pui Hoenergy_progress
07/29/2026Insulation placement and R valuesHung Pui Hoenergy_progress
07/29/2026Fenestration and door U-factor and product ratingsHung Pui Hoenergy_progress
07/29/2026Fenestration areasHung Pui Hoenergy_progress
02/02/2026Fire-Resistant Penetrations and JointsHung Pui Hospecial
Latest 25 of 44.
▾Documents — 38 on file (BIS + DOB NOW)
▸Plans & Drawings5
▸DOB NOWPlans/Sketch5
08/20/2026B01148282-P1Request digital key ↗
08/20/2026B01148282-I1Request digital key ↗
08/18/2026B01138584-I1Request digital key ↗
Showing 3 of 5 on file for this type
▸Seals & Professional Certifications20
▸DOB NOWProgress Inspector Seal & Signature10
09/01/2026B01138584-P4Open ↗
09/01/2026B01138584-P4Open ↗
08/29/2026B01138584-P5Open ↗
Showing 3 of 10 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature5
09/01/2026B01138584-P4Open ↗
08/29/2026B01138584-P5Open ↗
08/28/2026B01138584-I1Open ↗
Showing 3 of 5 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature5
08/20/2026B01148282-I1Open ↗
08/18/2026B01138584-P5Open ↗
08/13/2026B01148282-P1Open ↗
Showing 3 of 5 on file for this type
▸Safety & Tenant Protection3
▸DOB NOWStreet Tree Checklist3
08/18/2026B01138584-P5Open ↗
08/13/2026B01138584-P4Open ↗
08/13/2026B01138584-I1Open ↗
▸Environmental & Asbestos6
▸DOB NOWDEP ACP-5: Asbestos Assessment Report6
08/20/2026B01148282-I1Open ↗
08/18/2026B01138584-I1Open ↗
08/18/2026B01138584-P5Open ↗
Showing 3 of 6 on file for this type
▸Other Documents4
▸DOB NOWProperty Ownership Certification3
08/18/2026B01138584-P5Open ↗
08/13/2026B01138584-P4Open ↗
08/13/2026B01138584-I1Open ↗
▸DOB NOWFinal Survey1
08/18/2026B01138584-I1Open ↗