Plumbing Work at 230 7 Avenue, Brooklyn
230 7 AVENUE, BROOKLYN, 11215 · Park Slope
What was permitted
This permit details significant plumbing work at a property in Park Slope, Brooklyn, involving the installation of a new tankless boiler and hot water storage tank on the first floor.
The project, estimated at $34,200, also includes running a new gas line in the cellar. DASILVA PLBG & HTG CORP is the contractor for this permit, which was issued on June 22, 2026.
Homeowners in Park Slope considering boiler upgrades should note that projects like this can cost upwards of $34,200.
What it cost
Issued
June 22, 2026
Expires
August 1, 2026
License
Master Plumber
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Filed by DASILVA PLBG & HTG CORP · 2 permits across 1 neighborhood
View the official permit record
Tracking number, work description, cost, and dates
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View the official permit record
Tracking number, work description, cost, and dates
| Tracking Number | 257624809 |
| Work Permit # | B01331659-I1-PL |
| Job Filing Number | — |
| Work Type | Plumbing |
| Status | Permit Issued |
| Job Description | INSTALL NEW TANKLESS BOILER AND HWH STORAGE TANK AND FLOOR DRAIN ON THE 1ST FLOOR, INSTALL NEW GAS LINE IN THE CELLAR FROM THE EXISTING GAS METER TO NEW BOILER ROOM ON THE 1ST FLOOR |
| Floor / Unit | Cellar, Floor Number(s) 1 through 1 |
| Estimated Cost | $34,200 |
| Approved | January 8, 2026 |
| Issued | June 22, 2026 |
| Expires | August 1, 2026 |
| BBL | — |
| BIN | — |
Property Owner
MARIANNA DELFINO LLC
Marianna Delfino