Top-rated independent heating and cooling across north Georgia and the southern Appalachians
HVAC Maintenance in Marietta, GA — Book a Visit Today
Systems rarely fail without warning, and most of the warnings show up during a tune-up. Our HVAC maintenance in Marietta covers coil cleaning, drain lines, refrigerant pressures, electrical connections, blower condition and burner inspection on the heating side, done before the season leans on the equipment. Two visits a year suits Marietta homes because the cooling season is long and humid and the heating season arrives abruptly. Between visits, changing the filter on schedule does more good than anything else. Call us to get on the schedule or send the quote form and we will find a time that works.
Call (888) 878-4879- Real people on the phone
- 7 days a week
- Quote in writing before any work
Taking calls until 5:00 PM ET
Common HVAC maintenance faults in Marietta homes
- It runs all day and never really cools the house Dirty coil, low airflow or refrigerant charge drifting off
- There is water on the floor near the indoor unit Blocked condensate drain or rusted drain pan
- The system squeals or rattles when it starts Worn blower bearings, loose panel or failing motor mount
- One room stays hot while the rest is fine Airflow and duct balance, closed or crushed branch run
- Electric bill climbed but nothing else changed Restricted filter, coil buildup or a compressor working harder than it should
Whether you call it HVAC maintenance, an AC tune-up or a furnace tune-up, the work is identical and so is the quote you approve first.
Marietta coverage
From Marietta we also cover Kennesaw, Smyrna, Acworth, Powder Springs, Austell, Woodstock, Dunwoody and Sandy Springs.
Marietta HVAC maintenance — by job
Other repairs we do in Marietta
- AC Repair
- Furnace Repair
- Heat Pump Repair
- AC Installation
- Furnace Installation
- Ductwork Repair
- Duct Cleaning
- Thermostat Installation
- Mini-Split Repair
- Indoor Air Quality
HVAC Maintenance in cities near Marietta
- HVAC Maintenance — Smyrna, GA
- HVAC Maintenance — Kennesaw, GA
- HVAC maintenance for Woodstock homes
- Roswell HVAC maintenance
HVAC maintenance across the region → · All Marietta services →
Independent HVAC company vs the big names in Marietta
| STM Heating & Air | Big-box repair chains | Handyman listings | |
|---|---|---|---|
| Quote in writing before a wrench comes out | ✓ | ✕ | ✕ |
| Phones answered by people, every day | ✓ | ✕ | ✓ |
| All major brands, gas and electric | ✓ | ✓ | ✕ |
| Independent company, nobody's quota | ✓ | ✕ | ✓ |
| Crews familiar with homes like yours | ✓ | ✕ | ✓ |
The same on every visit
The quote comes first, in writing
Covering 81 cities across Alabama, Georgia, Kentucky and 3 more.Phones answered by people
Open 7 days, 8:00 AM to 5:00 PM ET.Every major brand, gas and electric
Carrier, Trane, Lennox, Goodman and more. We are not an authorized dealer for any of them.HVAC Maintenance in Marietta — quick answers
How often should HVAC maintenance be done?
Twice a year suits most homes: cooling in spring, heating in fall. Systems that run nearly year round, or sit in dusty red clay crawlspaces, benefit from that schedule most. If you only do one visit, pick the season you rely on hardest.
What happens during an AC tune-up?
We check refrigerant performance and temperature split, wash the outdoor coil, clear the condensate drain, test capacitors and contactors, tighten electrical connections and confirm airflow at the blower. You get a report on anything measuring weak so you can plan repairs.
Is a furnace tune-up different from an AC tune-up?
Yes. Heating repair season checks focus on burners, heat exchanger condition, flame sensor, ignition, venting and safety limits. On propane and dual-fuel setups we also verify the changeover point so the heat pump and furnace hand off correctly.
Can maintenance prevent breakdowns?
It catches a lot of them. Weak capacitors, dirty coils, blocked drains and loose wiring show up on a test before they show up as a no-cool call. It cannot predict everything, but it shortens the surprise list considerably.
How soon can you get to my Marietta home?
Call us and we will give you a real window for the same or next day in most cases, depending on how the day is running. Tell us whether you have no cooling, no heat, or a system that runs but will not hold temperature, because that changes how we prioritize the call. If you have already checked the thermostat batteries and the breaker, mention that too. It saves time once we are in the driveway.
How it works
- Step 1
Tell us the symptom
Call or fill in the quote form and describe what you hear, smell or feel. Warm air, short cycling, a breaker that keeps tripping. That gives us a head start on the likely cause.
- Step 2
We diagnose on site
A technician checks the thermostat, airflow, electrical connections, refrigerant performance and the outdoor unit. We work the crawlspace and the attic too, because ductwork and drainage cause more trouble than people expect.
- Step 3
You decide, then we fix it
We explain what failed, what it takes to repair it, and what we would watch next season. No work starts until you say go. Most repairs finish the same visit when parts are on the truck.
- A real person answers
- Open 7 days
- Written quote before work starts
Why homeowners call us
- Mixed heating is normal to usHeat pumps, propane furnaces and dual-fuel setups all behave differently in cold weather. We know how a heat pump should sound in the thirties and when the backup heat is doing too much of the work.
- We go under the houseRed clay crawlspaces hide crushed ducts, sweating lines and standing water. Comfort problems often start down there, not at the unit, so we look before we start replacing parts you may not need.
- Plain explanationsYou get told what broke and why, in words that make sense. If a repair is a short-term patch on an aging system, we say that out loud so you can plan instead of guessing.
- One crew, six statesWe serve homeowners across Alabama, Georgia, Kentucky, North Carolina, South Carolina and Tennessee. Same approach in every one: show up, diagnose properly, repair what needs repairing, leave the space clean.
- All major brands, gas & electricOne independent crew for Carrier, Trane, Lennox, Goodman, Rheem and more.
- Straight answersNot worth fixing? We say that out loud, and often it saves you the visit fee.
HVAC Maintenance in Marietta
The longer it sits broken, the more it takes from you
Tell us the symptom, sign off on the written quote, get the machine back. Starting takes a minute.
- A real person answers
- Open 7 days
- Written quotes
- All major brands
- Gas & electric
Rather not call? Get a free quote →