Mechanical SystemsBronxPermit Issued

HVAC System Installation at 2710 Holland Avenue, Bronx

2710 HOLLAND AVENUE, BRONX, 10467 · Allerton

Estimated Project Cost

$0

Mechanical Systems

Issued

April 7, 2026

Expires

August 17, 2026

License

General Contractor

About This Project

Homeowners in the Allerton neighborhood of the Bronx can see the costs associated with upgrading or installing new HVAC systems. This permit covers the installation of a complete HVAC system for a four-story residential building, a significant project for maintaining comfort and air quality.

This mechanical systems permit was issued on April 7, 2026, with an estimated project cost of $37,500. The work is being managed by ZEFI & CO. LLC.

What This Means For You

A new HVAC system for a 4-story residential building in Allerton was permitted with an estimated cost of $37,500.

The Business That Did This Work

ZEFI & CO. LLC

General Contractor · License #622362

2005 HONE AVE

7 permits filed · 6 neighborhoods

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Permit Details

Tracking Number249818566
Work Permit #X01131027-S7-MS
Job Filing Number
Work TypeMechanical Systems
StatusPermit Issued
Job DescriptionINSTALL HVAC SYSTEM FOR 4 STORY RESIDENTIAL BUILDING
Floor / UnitFloor Number(s)-1-SO-8704-X01131027-I1, Roof-SO-1353-X01131027-I1, Cellar-SO-4496-X01131027-I1, Floor Number(s)-3-SO-8957-X01131027-I1, Floor Number(s)-4-SO-5414-X01131027-I1, Floor Number(s)-2-SO-212
Estimated Cost$37,500
ApprovedAugust 1, 2025
IssuedApril 7, 2026
ExpiresAugust 17, 2026
BBL
BIN

Property Owner

LIN LONG G

Long lin

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HVAC installationAllertonBronxresidential buildingmechanical systems$30k-$40k cost

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