Project Gallery

Our Work Across Brooklyn

Real jobs, real rooftops — no stock photos. Crane lifts, ductless installs, pressure tests, and deep cleanings from brownstones, co-ops, and commercial buildings across Brooklyn.

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Installations & Crane Lifts

HVAC installation

Rooftop replacements in Brooklyn usually mean a crane, a closed lane, and a tight window. Here is what that looks like from the roof.

Crane hoisting boxed HVAC units over Park Slope rooftops with the Manhattan skyline and Brooklyn Bridge behind — Crane day in Park Slope — new rooftop units going up, Manhattan and the Brooklyn Bridge in the background.

Three boxed Bosch HVAC units lifted by crane onto a Brooklyn brownstone roof with Lower Manhattan in the distance — Three Bosch units lifted onto a brownstone roof, Lower Manhattan in the distance.

Rooftop HVAC unit suspended from a crane at sunrise while a Brownstone technician in a hi-vis jacket watches — Sunrise rooftop replacement — the new unit on its way down to the curb.

Old rooftop HVAC unit being lowered by crane onto a flatbed truck at a Brooklyn intersection — Replacement day: the old unit comes down to the flatbed, the new one is already staged.

Brooklyn rooftop HVAC install — row of condensers overlooking Manhattan skyline — A row of new condensers on a Brooklyn rooftop overlooking Manhattan.

Brooklyn HVAC installation — multi-unit rooftop condenser array with downtown Brooklyn skyline — Multi-unit rooftop condenser array with the downtown Brooklyn skyline.

Brooklyn commercial HVAC install — Carrier WeatherMaker rooftop unit in downtown Brooklyn — Carrier WeatherMaker rooftop unit on a downtown Brooklyn commercial install.

Brooklyn mini-split installation — Fujitsu rooftop condenser near the Williamsburgh Savings Bank tower — Fujitsu rooftop condenser near the Williamsburgh Savings Bank tower.

Before & After

Upgrades & replacement

Old equipment out, right-sized new equipment in. Same roof, same footprint, very different bills.

Brooklyn rooftop HVAC install — Lennox to Bosch upgrade, before and after comparison — Lennox to Bosch rooftop upgrade, before and after.

Brooklyn rooftop HVAC upgrade — old Lennox system replaced with new high-efficiency Bosch units, before and after — Old Lennox system replaced with new high-efficiency Bosch units.

Brooklyn deck HVAC upgrade — old equipment replaced with new Goodman units, before and after — Deck HVAC upgrade with new Goodman equipment.

Mini Splits & Rooftop Systems

Mini split installation

Ductless is the workhorse of prewar Brooklyn. Daikin, Mitsubishi, and Fujitsu systems on rails, on roofs, and running through winter.

Daikin mini-split condenser on a rooftop rail being commissioned, with gauges, vacuum pump and nitrogen tank on site — Commissioning a Daikin mini split — gauges, vacuum pump and nitrogen on the roof, rowhouses behind.

Row of Fujitsu multi-zone condensers on a flat Brooklyn roof — A row of Fujitsu multi-zone condensers on a flat Brooklyn roof.

Fujitsu Halcyon condensers on a rooftop rail with the Manhattan skyline behind — Fujitsu Halcyon condensers on a rooftop rail, Manhattan on the horizon.

Daikin condensers on a snowy Brooklyn rooftop at sunset with the Manhattan skyline — Cold-climate heat pumps on a snowy rooftop at sunset — heating through a Brooklyn winter.

Daikin ductless units installed on a Brooklyn rooftop.

Rooftop condenser units with the Manhattan skyline behind — Rooftop condensers with the Manhattan skyline.

Daikin VRV condensers on a Brooklyn rooftop with the Williamsburg Bridge in the background — Daikin VRV bank on a Brooklyn rooftop, Williamsburg Bridge in view.

Diagnostics, Leak Detection & Repairs

AC leak detection

Gauges and pressure tests, not guesswork. This is the part of the job that saves you a second visit.

Brooklyn rooftop nitrogen pressure test on a mini split condenser — Nitrogen pressure test on a rooftop mini split condenser.

Brownstone technician running a pressure test on a Daikin multi-zone system in Brooklyn — Pressure test on a Daikin multi-zone system.

Close-up of copper line set fittings during an isolation test — Copper line-set fittings during an isolation test.

HVAC technician working inside a ceiling cavity on a Brooklyn diagnostic call — Inside a ceiling cavity on a Brooklyn diagnostic call.

Brownstone Heating & Air Conditioning technician working on a heating system in Brooklyn — Servicing a heating system in Brooklyn.

Brownstone technician on a Brooklyn rooftop with rowhouse skyline and condenser units — On the roof, rowhouse skyline behind.

Mini-Split Deep Cleaning

Deep cleaning service

A filter rinse is not a cleaning. This is what a full coil-and-blower clean actually involves.

Filthy mini split filter pulled from a Brooklyn ductless head after one unmaintained season — One unmaintained season — a mini split filter pulled from a Brooklyn ductless head.

SpeedClean mini-split bib in place under a Brooklyn ductless head during a full coil clean — SpeedClean bib in place under a ductless head before the coil clean.

Mini split coil mid-cleaning with foam coil cleaner and a SpeedClean bib catching the runoff — Foam coil cleaner working on the coil, bib catching the runoff.

The Crew

About Brownstone

Owner-operated. The people who quote the job are the people who show up.

Brownstone Heating & Air Conditioning team in Brooklyn — Ben Guttman with crew — Ben and the Brownstone crew.

Want your roof in the next batch?

Call or text for a repair, a replacement quote, or a straight answer on whether your system is worth fixing. Same-day service when available.

(347) 997-3360