448 14 STREET, BROOKLYN, 11215 · Park Slope
This permit covers significant mechanical system upgrades, specifically a new HVAC system, as part of converting a two-family residence into a single-family home in the Park Slope neighborhood of Brooklyn.
The permit was issued on June 9, 2026, with an estimated project cost of $22,000. The general contractor for this mechanical work is EXTRAORDINAIR HEATING.
Homeowners in Park Slope considering HVAC upgrades for a similar conversion can expect project costs around $22,000.
Issued
June 9, 2026
Expires
April 26, 2027
License
General Contractor
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Filed by EXTRAORDINAIR HEATING · 1 permits across 1 neighborhood
View the official permit record
Tracking number, work description, cost, and dates
| Tracking Number | 191857524 |
| Work Permit # | B01096531-S2-MS |
| Job Filing Number | — |
| Work Type | Mechanical Systems |
| Status | Permit Issued |
| Job Description | MECHANICAL WOK FILED IN CONJUNCTION WITH THE CONVERSION OF TWO FAMILY RESIDENCE TO ONE FAMILY. NEW HVAC. |
| Floor / Unit | Floor Number(s)-1-SO-5061-B01096531-I1, Cellar-SO-6074-B01096531-I1, Floor Number(s)-2-SO-1444-B01096531-I1, Basement-SO-4402-B01096531-I1, Roof |
| Estimated Cost | $22,000 |
| Approved | May 12, 2025 |
| Issued |
Not Applicable
Caroline Harvey
| June 9, 2026 |
| Expires | April 26, 2027 |
| BBL | — |
| BIN | — |
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