"Called them for Heat Pump Maintenance in Hicksville and they were fast and did a very thorough work."
Sucharu Subedi
Hicksville, NY · Heat pump maintenance
4.9 miles from our Levittown HQ
HVAC repair & installation in Westbury, NY
From the older homes near Post Avenue to the newer townhomes off Brush Hollow Rd, we install and service every major brand sold in Nassau. We bring trucks fully stocked with parts for every major brand serviced in Westbury, so most repairs are completed on the first visit.
Same-day appointments available
Fully insured
Local crews, fast response
About HVAC service in Westbury
Westbury mixes older village housing with substantial postwar development and a fair amount of multi-family and converted property. The recurring problem is equipment serving a floor plan it was never sized for, so we run a fresh heat loss more often in Westbury than in the uniform tract towns. ZIP 11590, 4.9 miles from our Levittown shop.
Complete service menu
Every HVAC service we offer in Westbury
All 13 services available across Westbury — usually same-day for repairs, free in-home quotes for installs.
AC Repair in Westbury
cooling · repair
Same-day cooling repairs most days across Long Island.
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AC Installation in Westbury
cooling · install
High-efficiency central AC, sized and installed right.
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Ductless Mini-Split Installation in Westbury
cooling · install
Room-by-room comfort with no ductwork required.
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AC Maintenance & Tune-Up in Westbury
cooling · maintain
Annual tune-ups that prevent breakdowns and extend equipment life.
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Heating Services in Westbury
heating · repair
Furnaces, boilers, and heat pumps — repaired, serviced, replaced.
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Furnace Repair in Westbury
heating · repair
Emergency furnace repair, day or night.
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Furnace Installation in Westbury
heating · install
High-efficiency furnaces that lower your gas bill.
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Boiler Repair & Installation in Westbury
heating · repair
Boiler repair, cleaning and installation — steam, gas & combi.
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Heat Pump Installation in Westbury
heating · install
Heat pump repair and installation — ducted & ductless.
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Water Heater Installation in Westbury
heating · install
Tank, tankless, and heat-pump water heaters — installed right.
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Whole-Home Generator Installation in Westbury
heating · install
Standby power sized and installed on Long Island.
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Emergency HVAC Repair in Westbury
heating · repair
No heat. No AC. No waiting.
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Emergency Boiler Repair in Westbury
heating · repair
Cold radiators. Leaking boiler. Call any hour.
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What we see in Westbury
Common HVAC issues by season
Our trucks roll through Westbury year-round. Here's what tends to fail and when.
Summer in Westbury
- Weak airflow on retrofitted ducts — Older village homes near Post Avenue often have ducts added long after construction. Leaking returns and collapsed flex runs leave upstairs rooms warm.
- Condensate backups in townhomes — Tight closets and shared walls mean a clogged drain line can overflow into the ceiling below, especially when humidity peaks and the system runs constantly.
- Aging builder-grade condensers — Townhome developments off Brush Hollow Road are seeing original outdoor units wear out, starting with capacitors, contactors, and fan motors.
- Equipment sized for the old layout — Westbury homes that were expanded or subdivided often run cooling equipment sized for a floor plan that no longer exists, so some rooms stay uncomfortable.
Winter in Westbury
- Steam components in village homes — Older homes that never converted from steam still depend on main vents, radiator vents, and low-water cutoffs, and failures show up as cold radiators or banging pipes.
- Shared heat in multi-family homes — Converted properties often share a boiler or flue between units, so one failing zone valve or circulator can leave a single apartment cold.
- Heat loss that no longer matches — When a Westbury house was subdivided or expanded, the old nameplate size stops matching the real heat loss, leading to cold rooms or short-cycling.
- Shared venting on water heaters — Older multi-unit setups often share a flue between a boiler and a water heater, which can cause backdrafting or poor combustion after one appliance is replaced.
Deep dive · Westbury
Your HVAC company in Westbury, NY
Westbury's housing stock runs the full range: 1920s homes off Post Avenue on retrofitted ductwork, 1950s capes in Salisbury, and 2000s townhomes off Brush Hollow Rd with builder-grade equipment now aging out. That mix is why we stock parts for Carrier, Trane, Lennox, Goodman, Rheem, York, and American Standard rather than one preferred line.
Weak or warm airflow
In Post Avenue-area homes with retrofitted ducts, weak airflow is usually a leaking return or a collapsed flex run — not low refrigerant. We measure static pressure before touching the charge.
Condenser won't start
Capacitors and contactors are the two most common failures on 10-year-old builder units off Brush Hollow. Most electrical repairs land in the $180–$420 range, done in one visit.
Townhome and condo systems
Tight mechanical closets and shared walls mean noise and drain-pan issues. We add secondary float switches so a clogged condensate line never reaches the ceiling below.
Repair vs. replace
If the system uses R-22, is 12+ years old, or the compressor is failing, we show you both numbers side by side instead of quoting a repair you'll pay twice for.
How fast can you reach Westbury?
Westbury is 4.9 miles from our Levittown shop — roughly a 12-minute drive with no traffic.
Village and Post Avenue
12–18 minutes. Same-day service is usually available on calls placed before 4pm.
Salisbury and Carman Avenue
10–15 minutes. This is one of our densest service pockets.
Brush Hollow and Old Country Rd
15–20 minutes, including the office-park townhome developments.
Boilers, heating, and load calculations in Westbury
Our Westbury AC repair page covers cooling breakdowns. Heating is where Westbury's older and more varied housing stock actually shows up, particularly in the converted and multi-family properties.
Boiler and hydronic service
Circulators, zone valves, and expansion tanks, plus steam components in the village-area homes that never converted.
Multi-family systems
We document which appliance serves which unit before touching controls; shared equipment and flues are common here.
Fresh heat loss for conversions
Where a home was subdivided or expanded, we recalculate rather than matching the existing nameplate.
Water heater replacement
Tank replacement with attention to shared venting arrangements that no longer meet current code.
Why Westbury chooses us
Local Long Island knowledge — not a national chain.
- Just 4.9 miles from your front door — fast trucks, low fuel surcharges
- Trucks fully stocked with common parts — most repairs done first visit
- Honest, upfront flat-rate pricing — no surprise add-ons after the work starts
- Fully insured, EPA 608-certified technicians
- Full scope in writing before you sign
- 1-year warranty on every repair · up to 10-year parts on installs
EPA 608
Every technician
24/7
Emergency dispatch
Fully
insured
COI on request
⌖ HQ · Levittown, NY
9-mile radius
Westbury sits 4.9 miles inside our 9-mile service zone.
Transparent Westbury pricing
Real numbers, before any work starts
No surprise charges, ever. Westbury homeowners see the full repair or install price in writing first.
Diagnostic visit
$199–$199
Waived with approved repair
AC capacitor replacement
$245–$420
Most-common summer fix
Furnace ignition repair
$285–$595
Igniter, flame sensor, board
AC tune-up
$189
Spring-special pricing
Furnace tune-up
$209
Includes safety inspection
Central AC install
From $7,200
$0 down on approved credit
Final pricing in Westbury confirmed in writing after on-site diagnosis. No work begins without your approval.
Brands serviced in Westbury
We service every major HVAC brand
No matter what's installed in your Westbury home — we have parts, training, and dealer relationships for it.
CarrierTraneLennoxRheemGoodmanBryantAmerican StandardYorkMitsubishiDaikinFujitsuLGBoschWeil-McLainBurnhamLochinvarNavienBuderusPeerlessSlant/FinBradford WhiteA.O. Smith
What neighbors say
Long Island homeowners trust us
"Had my furnace maintenance done and I’m very happy with the service. The technician was friendly, professional, and took the time to check everything carefully. He explained what he was doing and made sure the furnace was running properly before he left. I’m in Hicksville and it’s nice to find someone local who is reliable and does good work. I would definitely recommend them for furnace maintenance or HVAC service."
Narendra Subedi
Hicksville, NY · Furnace maintenance
"I had a fantastic experience withLong Island HVAC Repair! My ac system was struggling to cool and I noticed a frozen line near the unit. I called for an emergency repair and they were at my home in 90 mins. The technician was professional, quickly located the leak, and had the system running perfectly in no time. Highly recommend for any local Levittown heating repairs!"
Pabitra Pun Bhattarai
Levittown, NY · Emergency AC repair
FAQs
Westbury HVAC questions, answered
Why does my Westbury townhome condenser trip its breaker on hot afternoons?+
In the newer Westbury townhomes, builder-grade outdoor units are now old enough that worn contactors, weak capacitors and dirty coils push the compressor to draw more current than the breaker allows. We test those parts under load before suggesting anything bigger, and clean the coil so the unit is not fighting its own heat.
I own a multi-family property in Westbury with shared heating equipment. Why does the technician want to map the system first?+
In converted and multi-family Westbury buildings, one boiler or flue can serve several units, and the piping often no longer matches the original plan. Documenting which appliance serves which unit before touching controls prevents accidentally shutting heat off to a tenant or disturbing shared venting.
Our Westbury townhome's condenser worked fine for years and now it will not start. Is it worth fixing?+
Builder-grade equipment from the townhome developments off Brush Hollow Road is reaching the age where capacitors and contactors fail, and those repairs are usually practical. If the compressor itself is failing, comparing repair and replacement side by side is the honest way to decide in Westbury.
Do you provide HVAC service in Westbury, NY?+
Yes — Westbury (ZIP 11590) is well within our 9-mile service radius. We're just 4.9 miles away, so Westbury addresses usually get same-day appointments.
How fast can you get to my Westbury home for emergency service?+
For complete no-heat or no-cool emergencies in Westbury, our 24/7 dispatch typically gets a technician on the way within 60–90 minutes. Standard same-day service is available almost every day.
What credentials and insurance do you carry in Westbury?+
We're fully insured for residential HVAC work in Westbury and across Long Island, and our technicians are EPA 608–certified. We provide current insurance and certification documentation on request.
How much does AC or furnace repair cost in Westbury?+
Our diagnostic visit in Westbury is a flat $199, waived when you approve the repair. Most common AC and furnace repairs — capacitors, ignitors, flame sensors, contactors, blower motors — run $180–$650 all-in with upfront flat-rate pricing before any work starts. Bigger jobs like refrigerant leak repair or a blower replacement are quoted on the spot, and if a repair no longer makes sense on an older system we'll show you repair-vs-replace numbers side by side.
Do you offer financing for Westbury homeowners?+
Yes — through Synchrony Home Financing. Westbury homeowners can apply for $0 down on approved credit, with monthly plans and full terms in writing before you sign.
What rebates can I get on a new system in Westbury?+
Westbury is in PSEG Long Island's service territory. PSEG runs incentive programs for qualifying cold-climate heat pumps and high-efficiency central AC; amounts and eligibility change by program year and household income, so check PSEG Long Island's current terms before you buy.
Dedicated Westbury service pages
Need HVAC service in Westbury?
Call now and we'll dispatch a nearby technician — usually same-day across Westbury and ZIP 11590.