
AC repair
No cool air, warm air from the vents, or an outdoor unit that won't start. We find the fault and fix it, often the same day.
- Central AC and heat pumps
- Same day whenever possible
- 24/7 emergency service
HVAC repair, installation & maintenance.
AC, heat pumps, furnaces and ductless systems — we repair, replace and maintain them across DC, Maryland and Northern Virginia. You'll often talk to Julian, the owner, and you get the price before any work starts.
A local answers, day or night Price agreed before any work starts Free estimate on a new system
Tell us what your system is doing. We'll call you back with a time.
We only use this to call you back. Most customers just call — it’s faster.
Outdoor units, furnaces, air handlers, ductless heads and the controls that run them, in DMV rowhouses, townhouses and single-family homes. Tap any photo to call (202) 793-8980.
We install and service Ruud, Carrier, Trane, Lennox, Goodman and Bryant — and the other major brands too. Got something older or less common? Call anyway; there's very little we don't work on.
Whether it stopped this morning or it's simply time for a new one, here's what we handle.

No cool air, warm air from the vents, or an outdoor unit that won't start. We find the fault and fix it, often the same day.

When a system can't be saved, we replace it with one sized for your home. On a new install, we remove the old system for free.

No heat, short cycling or a furnace near the end of its life. We repair what makes sense and install new when it does not.

For homes without ducts, additions, finished attics and basements. Each room gets its own temperature.

The right controls make a system cheaper to run and every room easier to keep comfortable.

A system checked before the season turns breaks down less often. Our plan covers spring and fall inspections.
Describe what the system is doing and we'll tell you what it usually means.
Hot upstairs, cold downstairs, or one room that never feels right. Often airflow, ductwork or sizing — all fixable.
Banging, grinding, squealing or rattling. New noises usually mean a part is wearing out, and they rarely get cheaper with time.
If the bills keep climbing for the same comfort, the system is losing efficiency. We find out why and fix it.
A burning, musty or stale smell when the system kicks on is worth a look. We find the source before we recommend anything.
The calls we drop everything for. Tell us what the system is doing and we’ll get someone out, the same day whenever possible.
A system that never shuts off, or switches on and off every few minutes, is working too hard. It also wears out faster.
Most HVAC trouble comes down to two worries: what's wrong, and what it will cost. Here's how we handle both.
You'll often talk directly with Julian. No call center, no transfers, just straight answers from someone who knows the systems.
The technician explains the fault in plain English and gives you the price before touching anything. No surprises, no hidden fees.
If a repair makes more sense than a new system, that's what we'll tell you. When it doesn't, you get a free estimate on a new one.
We install and service Ruud, Carrier, Trane, Lennox, Goodman and Bryant, plus the other major brands.
Straight from Google, Yelp, Thumbtack and Facebook — live, in the customers’ own words, with nothing picked or retyped by us.
You don't need to know what's wrong. You just need to describe what it's doing.
Often it's Julian, the owner. Tell us what the system is doing, we'll tell you what it usually means, and book a time — the same day whenever we can.
Answered 24/7They diagnose it on site, explain it in plain English and give you the price before touching anything. No surprises, no hidden fees.
Price agreed firstIf it's worth fixing, we fix it. If it isn't, you get a free estimate on a replacement and a written quote — with 0% financing for qualified customers.
Your call, every timeA new system is a big decision. Here is how we work it out with you.
Systems past 10 to 15 years cost more to repair every year. Younger than that, a repair is usually the right call.
One repair is normal. If the calls keep coming, the money is usually better spent on a new system.
If some rooms have never been right, a repair won't change that. A properly sized new system can.
“We're local, experienced, and focused on doing what's right, not just what's profitable.”Nero's Heating & Air, in its own words — and the reason the same customers keep calling back.
Want the straight answer on yours? Call (202) 793-8980 — an estimate on a new system costs nothing.
Every job is priced for your home, not from a rate card. You see the number before any work starts.
A look at your home and a written quote with the total cost on it. No fee, no pressure.
Spread a new system over monthly payments with no interest for a limited time. Approval in minutes.
For seniors, military members and first-time customers, up to $60 off.
When we install a new system, we take the old one away at no charge.

We run out of Prince George's County — so from Capitol Hill to Silver Spring, we're not far from your door.
Washington DC, Prince George's and Montgomery counties, and Northern Virginia. Not sure if you're in? Call and ask — it takes ten seconds.

A plan built for DMV weather — your system checked before the season turns, not after it quits on the coldest night of the year.

Julian was born and raised here, and he built Nero's Heating & Air to give the community the kind of service he'd want himself.
Yes. We offer 24/7 emergency service across the DMV, with same-day appointments whenever possible.
Yes. We repair, replace and maintain central air conditioners, heat pumps, furnaces, ductless mini-splits, air handlers and rooftop units.
We install and service Ruud, Carrier, Trane, Lennox, Goodman and Bryant, and the other major brands too. Got something older? Call anyway.
Yes, on a new system. We look at your home and give you a written quote with the total cost.
Yes. When we install a new system, we remove the old one for free.
Yes. 0% financing is available to qualified customers, with approval in minutes.
Yes. We offer 10% off most repairs for seniors, military members and first-time customers, up to $60 in savings. Just mention it when you call.
No. You'll often talk directly with Julian, the owner — no long holds, no call transfers, just straight answers from someone who knows the systems.
We're based in Cheverly, MD and serve Washington DC, Prince George's County, Montgomery County and Northern Virginia. Not sure if you're in? Call (202) 793-8980 and we'll confirm.
Call and you'll get a local. Tell us what your system is doing and we'll tell you what it usually means — and what it costs — before we book anything.