AC repair
Furnace & heating
Heat pumps
Ductless mini splits
Carrier
Trane
GoodmanSeasonal tune-up and full diagnostic on your Carrier, Trane, or Goodman system - readings shown to you before any repair is proposed
Diagnosis first, numbers second - you approve the repair price before a single part goes in.
Get your free estimateHVAC Specials in Marietta, GA
Call (478) 662-5175 to claim any of the offers on this page. Brandt HVAC Co Marietta runs seasonal specials because we’d rather earn your business with a straight price than chase you with gimmicks. The deals below are built on what we already do every day: a written price before any work starts, a written guarantee on every repair, and a real person answering the phone when you call.
Current Offers
Free Second Visit if the Repair Fails
If we repair your AC or furnace and it fails within 365 days, we come back and make it right at no charge. No argument, no invoice, no fine print. This is our 365-Day Done Right Promise, and it applies to every residential repair we do in Marietta, including Carrier, Trane, Lennox, Goodman, Rheem, York, Daikin, Bryant, and American Standard systems.
Valid through March 31, 2027. Mention this offer when you call (478) 662-5175.
First-Time Customer Tune-Up Courtesy
New to Brandt HVAC Co Marietta? Schedule your first AC maintenance visit and we’ll walk you through exactly what we check, what we find, and what it costs to fix anything before we touch a screwdriver. You get the full written report either way, and the technician at your door is the same person we sent you by name and photo before the visit.
Valid through March 31, 2027. Mention this offer when you call (478) 662-5175.
Seasonal AC Maintenance Special
Georgia summers don’t wait, and neither should your cooling system. Book a seasonal AC tune-up before the heat settles in and we’ll clean the condenser coil, check refrigerant levels, test the capacitor, and inspect the electrical connections so a small problem doesn’t become a July emergency. Written price confirmed before we start, every time.
Valid through March 31, 2027. Mention this offer when you call (478) 662-5175.
Senior and Military Courtesy Discount
We’re glad to offer a standing courtesy for homeowners in Marietta who’ve served or who’ve been around long enough to know a fair deal when they see one. Mention it when you book, and we’ll apply it to your repair or maintenance visit. Same written-price rule applies: you’ll know the number before any work begins.
Valid through March 31, 2027. Mention this offer when you call (478) 662-5175.
Free Estimates on New System Work
Thinking about replacing your AC or furnace? We’ll assess your existing setup, talk through what a new system would cost, and give you a written price with no obligation. No pressure, no “today only” chatter. Just a real number from a tech who’s been crawling through Marietta attics long enough to know what Georgia humidity does to equipment.
Valid through March 31, 2027. Mention this offer when you call (478) 662-5175.
Styles & brands we work with







How to Redeem
Three steps, no hoops. First, call (478) 662-5175 and mention the offer you’re interested in. A live person answers, day or night. Second, we book your visit and send you the technician’s name and photo before they arrive. Third, show the tech your offer when they get to the door. That’s it. Written price first, work second, guarantee in writing after.
See the difference
Before
After
Before
AfterWhy Marietta Homeowners Call Brandt HVAC
Brandt comes from an old word for a firebrand, which is a fitting name for the work of keeping a home warm in winter and cool through a Georgia August. Devin Marlowe owns this location, and he runs it on a simple idea: give homeowners a written price before any work starts, send a background-checked, uniformed technician who arrives with a photo ID badge, and stand behind the work for a full year.
We service all major residential HVAC brands, including Carrier, Trane, Lennox, Goodman, Rheem, York, Daikin, Bryant, and American Standard. We answer the phone with a live person 24 hours a day, 7 days a week, including nights, weekends, and holidays. And if a repair fails within the guarantee period, the return visit is free under the 365-Day Done Right Promise.
Frequently Asked Questions About HVAC Specials in Marietta
Most offers can be combined, but the best way to know for sure is to call (478) 662-5175 and tell us which specials you’re interested in. We’ll give you an honest answer and a written price before anything gets scheduled.
Yes. The offers on this page apply to residential AC repair, furnace repair, and AC maintenance across all major brands we service, including Carrier, Trane, Lennox, Goodman, Rheem, York, Daikin, Bryant, and American Standard.
Every repair from Brandt HVAC Co Marietta comes with a written guarantee. If the repair fails within 365 days, we return at no charge under our 365-Day Done Right Promise. That’s not a coupon, it’s how we work, and it’s in writing on every job.
No. You’ll get a written price before any work starts, and you approve it before we begin. For estimates on new system work, the estimate itself is free. Call (478) 662-5175 to book your visit and we’ll handle the rest.
Written by Devin Marlowe, Owner at Brandt HVAC Co Marietta, serving Marietta, GA since 2003.