HVAC Repair in Potomac, MD20854
Arctic Air Heating & Cooling dispatches licensed, insured heating and air conditioning technicians toPotomac and the 20854 ZIP code 24 hours a day, 7 days a week. Target response time in this service zone: 60-90 minutes.
Hot humid summers and winter cold snaps keep both heating and cooling in regular use. Across the 20854 area that translates into a steady stream of failed capacitors, clogged filters, dying blower motors and refrigerant leaks — most of which we can diagnose and repair in one visit.
Talk to a live dispatcher in Potomac
Serving 20854 and Montgomery County — no phone trees, no callback waiting.
- No overtime charges for evenings, weekends or holidays
- Manufacturer-trained on Carrier, Trane and American Standard equipment
- Free second opinion on any replacement quote over $3,000
- Upfront honesty: if it is a $40 capacitor, we say so
★★★★★4.8 average · 438 verified reviews
- Licensed & Insured Technicians
- Background-Checked Crews
- Upfront Flat-Rate Pricing
- Same-Day & Next-Day Service
- No Overtime Charges
- All Work Warrantied
The Potomac20854 calls we answer most often
If your system is doing any of the following, it is worth a diagnostic before the fault gets more expensive.
Squealing or grinding from the blower assembly
Frozen evaporator coil or ice on the refrigerant lines
No cool air, or air that is barely cooler than the room
Water pooling around the indoor unit or ceiling stains
One or two rooms that never reach the set temperature
Breaker trips every time the system starts
Heating and air conditioning service built around Potomac
Most of the work we do in Potomac starts the same way: the system is running but the house is not comfortable. Before we replace anything, we measure airflow, static pressure and temperatures so you are paying for the actual fault.
A large share of the equipment we service in Potomac was installed by a builder to a minimum spec. That usually means an undersized return, a cheap filter rack and a condenser sitting close to a wall.
Heating season here is November through March. A pre-season inspection catches cracked heat exchangers and failing igniters before the first real cold snap.
Typical Potomac service pricing
| Service | Typical Range |
|---|---|
| Diagnostic / service call | $83 – $165 |
| Capacitor replacement | $198 – $462 |
| Contactor replacement | $209 – $495 |
| Refrigerant leak repair + recharge | $352 – $990 |
| Blower motor replacement | $495 – $1,045 |
| Compressor replacement | $1,540 – $3,190 |
| Hot surface igniter / flame sensor | $176 – $440 |
| Furnace control board | $418 – $935 |
| Condensate drain / float switch | $143 – $374 |
| Thermostat install (wired or smart) | $165 – $495 |
| Duct cleaning (whole home) | $418 – $990 |
| Full system replacement (installed) | $6,600 – $14,300 |
Market ranges reported for Potomac, MD and the wider Mid-Atlantic region. Your flat-rate quote is confirmed on site before any work begins.
Services available in 20854
Residential and light commercial, all major brands, all hours.
Air Conditioning Repair in Potomac
Diagnosis and repair for central air conditioners, heat pumps in cooling mode, ductless mini-splits and packaged rooftop units.
Furnace Repair in Potomac
Gas, propane, oil and electric furnace troubleshooting and repair.
HVAC Installation & Replacement in Potomac
Full system replacement and new construction installs with a Manual J load calculation so the equipment is actually sized for your home.
Heat Pump Repair & Service in Potomac
Heat pump diagnosis and repair for both heating and cooling operation, including cold-climate units, defrost board failures, reversing valve problems, auxiliary heat strip faults and refrigerant charge issues.
24/7 Emergency HVAC Repair in Potomac
Around-the-clock response for no-heat in freezing weather, total AC failure during a heat wave, gas smells, carbon monoxide alarms, water flooding from the indoor unit and complete system shutdowns.
Air Duct Cleaning & Sealing in Potomac
Whole-home duct cleaning and aeroseal-style duct sealing to recover lost airflow, reduce dust and lower the load on your equipment.
HVAC Maintenance & Tune-Up in Potomac
Seasonal precision tune-ups that catch failing components before they strand you.
Commercial HVAC Service in Potomac
Service for light commercial and commercial properties including rooftop packaged units, VRF and VRV systems, split systems, make-up air units and building automation controls.
What happens when you call
No forms, no waiting for a callback window. One phone call starts the whole process.
- Step 1: Call the dispatch lineYou reach a live dispatcher, not a recording. They confirm your address, the symptom you are seeing and how urgent it is.
- Step 2: Get matched to the nearest licensed techDispatch routes your job to the closest available licensed technician who already carries the common parts for your equipment.
- Step 3: On-site diagnosis with a flat quoteThe tech tests the system, shows you what failed and gives you a written flat-rate price before any work starts.
- Step 4: Approved repair, same visit when possibleMost repairs are finished on the first visit. If a part has to be ordered you get a firm return window, not a maybe.
Servicing Potomac and Montgomery County
Our 20854 coverage zone centres on Potomac and extends to the surrounding communities listed below. Every technician dispatched into this area is licensed, insured and background-checked, and every job carries a workmanship warranty.
What Potomac homeowners say
“Two other companies told me I needed a whole new system. These guys found a $210 capacitor. I will never call anyone else.”
— Marcus T., verified Potomac customer
“Flat rate quote before they started and that is exactly what I paid. No surprise line items at the end.”
— Priya S., verified Potomac customer
Potomac20854 HVAC questions, answered
How often should I change my filter in 20854?
Monthly inspection and replacement every 60 to 90 days is the baseline. Homes in Potomac with pets, ongoing construction nearby, or a high-MERV filter in an undersized return should move to monthly changes. A loaded filter is the single most common cause of frozen coils and failed blower motors.
Are your technicians licensed and insured?
Every technician dispatched into Potomac is licensed, insured and background-checked. We can provide proof of insurance on request before the visit if you would like it on file.
Do you offer maintenance plans?
We do. A two-visit plan in Maryland covers a spring cooling inspection and an autumn heating inspection, priority scheduling during peak weeks, discounted repairs and no diagnostic fee. Members rarely end up on the emergency list.
What does a new system cost in Potomac?
A complete residential replacement in the 20854 area generally lands between $6,000 and $13,000 installed, depending on capacity, efficiency rating and how much ductwork has to be modified. We always perform a Manual J load calculation first, because an oversized unit costs more to buy and runs worse than a correctly sized one.
Should I repair my system or replace it?
The usual rule of thumb: if the repair costs more than half the price of a replacement and the equipment is over ten years old, replacement generally wins. We will run that comparison with you on site and show you the maths — and if the honest answer is a $180 capacitor rather than a $9,000 system, that is the answer you get.
Do you service commercial and light commercial properties?
Yes. Around Potomac we handle rooftop packaged units, split systems, VRF/VRV installations and building automation faults for offices, retail, restaurants and multi-tenant buildings, including after-hours scheduling so you are not disrupting trade.
HVAC service near Potomac, MD
We also cover these Maryland communities with the same 24/7 dispatch line.
Need HVAC help in Potomac 20854?
Do not wait until the house is unbearable. Call (866) 548-3173, get a real diagnosis, and get a written price before any work starts.
(866) 548-3173Answered 24 hours a day, 365 days a year