Brownstones, wood-frame single-family houses, brick multi-family, low-rise walk-ups of six floors and under, and new high-rise through Williamsburg and Greenpoint. No other borough asks for this range of mechanical work.
Cast-iron radiators fed by an aging gas-fired basement boiler, and no ductwork anywhere in the building. Cooling arrives as ductless multi-zone because there is no realistic path for duct. In landmarked blocks — Brooklyn Heights, parts of Park Slope and Fort Greene — where the condenser is allowed to sit is often settled before the equipment is chosen, which means rear yards and interior courtyards.
Conventional split systems with the furnace or air handler in a basement. Straightforward work with real equipment access, and the segment where repair-versus-replace decisions come up most often as systems pass fifteen years.
Six floors and under, typically one central boiler serving the building. The complaints are almost always uneven heat between apartments and banging pipes — and those are distribution problems, not boiler problems. Failed steam traps, bad venting, unbalanced risers. Replacing the boiler without addressing distribution changes nothing, which matters a great deal in buildings where capital is tight.
Newer towers running VRF or individual heat pumps. The service calls here are branch box faults, communication errors between indoor and outdoor units, and refrigerant leaks at flare connections made during the original installation. These systems reward isolating each section and pressure testing it rather than chasing leaks by guesswork.
Brooklyn summers run high dew points, which means a system has to pull real moisture out of the air and not simply drop the temperature. Equipment sized too large satisfies the thermostat quickly, shuts off before it has dehumidified, and leaves a space that is cold and clammy. That is a sizing failure, not an equipment failure, and it is one of the more common things we are called in to correct.
Brooklyn's low-rise stock is where this matters most. Buildings of six floors and under are already inside the city's new-construction gas ban, and they are the easiest existing buildings to convert.
New York is paying to move heating load off gas and onto electric. Heat pump installations qualify for incentives under the NYS Clean Heat program, administered through your utility — Con Edison or National Grid depending on your address. The amount depends on the equipment, the system type, and whether you're displacing fossil-fuel heat entirely or partially.
That changes the replacement conversation. If you're facing a boiler or furnace replacement, the electric option may land below the gas equivalent once incentives are applied. And on new construction in New York City, gas is no longer an option at all — Local Law 154 already applies to buildings under seven stories, with taller buildings following in 2027.
We're a participating Clean Heat contractor. When we quote a replacement we run both numbers — conventional equipment and a heat pump with incentives applied — so you can compare them rather than take a recommendation on faith. Incentive levels and eligibility rules change, so we confirm what applies to your building at the time of the quote rather than quoting from a brochure.
Steam and hot water boiler maintenance, emergency repair, and replacement.
Learn more →Diagnostics, refrigerant service, coil cleaning, and system tune-ups.
Learn more →Full and partial electrification with NYS Clean Heat incentives applied.
Learn more →Load-calculated sizing and a written cost analysis before you decide.
When is it time? →If we can repair it safely, we will. When the numbers stop supporting the repair, we put the analysis on paper so you can check it rather than take our word for it.
The diagnostic charge is emailed and signed before a technician is dispatched. Findings are photographed and explained on site. Any repair requires a signed estimate first.
Equipment picked by square footage is equipment that short-cycles, leaves rooms humid, and fails early. We calculate the load.
Booties on every job, unit wiped down before we leave, work area left clean. Your building is not a job site.
Not listed? Call us — we very likely cover your block.
📞 Check My AddressTell us what the system is doing. We'll diagnose it, document what we find, and give you the numbers before any work begins.