All HVAC Services We Offer in Brooklyn
Full list of cooling, heating, installation, and repair services from Brownstone Heating & Air Conditioning — plus troubleshooting guides for the most common HVAC problems Brooklyn homeowners run into.
New Brownstone Heating & AC customers receive $50 off their first qualifying repair of $500 or more. Applies to repair labor and repair parts only. Excludes diagnostic visits, maintenance, deep cleanings, refrigerant, installations, replacements, maintenance plans, prior work and building agreements. Must be requested before repair work is approved. Cannot be combined with other offers, discounts, credits or coupons. One offer per customer/property. No cash value. Exact repair price quoted before work begins.
Heating
HVAC / Heating Repair
Furnace, boiler, and heat pump repair across Brooklyn.
Furnace Repair
Gas furnace no-heat, ignition, flame sensor, short-cycling and blower repair.
Heat Pump Repair
Heat pump troubleshooting and seasonal repair.
Boiler Repair
Hot-water (hydronic) boiler diagnostics and repair.
Boiler Repair or Replace?
Honest assessment when a boiler is failing — we repair, and refer replacements.
Cooling & AC
AC Repair Brooklyn
Central air & ductless mini split repair across Brooklyn.
Emergency AC Repair
Emergency AC service when it dies in a heat wave — same-day when available.
Central Air Repair
Central AC diagnostics, refrigerant, condenser & blower repair.
Mini Split Repair
Ductless mini split troubleshooting and repair.
Mini-Split Deep Cleaning
Full chemical cleaning to fix smells, weak airflow, and leaks.
AC Leak Detection
Refrigerant and water leak detection — find it before it spreads.
Fujitsu Mini Split Repair
Fujitsu-certified repair and board-level diagnostics.
Mitsubishi Mini Split Repair
Mitsubishi Electric mini split repair specialists.
Daikin Mini Split Repair
Daikin ductless repair and parts.
Carrier HVAC Repair
Carrier residential HVAC diagnostics and repair.
Installation & Pricing
Heat Pump Installation
Mini split heat pump installation for Brooklyn brownstones.
Mini Split Installation Cost
Real 2026 pricing for 1–5 zone mini split installs.
HVAC Installation
Full HVAC installation for Brooklyn homes.
Furnace Installation & Replacement
Forced-air gas furnace replacement — sizing, venting, ductwork, written quotes.
HVAC Upgrades & Replacement
When repair stops making sense — system upgrades and replacement.
Smart Thermostat Install
Nest, Ecobee, Honeywell smart thermostat installation.
AC Repair Pricing Guide
What AC repair actually costs in Brooklyn in 2026.
Maintenance & Financing
Troubleshooting Guides
AC Not Cooling
Why your AC is running but not cooling, and how to fix it.
AC Leaking Water
Common causes of a leaking AC and what to do first.
Mini Split Not Working
Mini split troubleshooting — error codes, no power, no airflow.
Furnace Not Turning On
Furnace won't start? Walk through the most common fixes.
Boiler Not Heating
Boiler running but no heat — what to check before you call.
Not sure which service you need?
Call us and describe what's going on — we'll tell you over the phone whether it sounds like a repair, a tune-up, or a replacement, and what it usually runs.
(347) 997-3360