Many Marietta, GA homeowners replacing an aging furnace and AC are choosing a single heat pump instead, and the reason is efficiency. A heat pump does not burn fuel or heat a resistance coil; it moves heat. In cooling mode it carries heat out of the house, and in heating mode a reversing valve sends the refrigerant the other way so the compressor gathers heat from outdoor air and releases it indoors. That lets it deliver two to three times more heat than the electricity it consumes. Modern cold-climate equipment with inverter-driven compressors keeps working well below freezing, which the older units behind the technology's old reputation simply could not do.
Getting that performance takes design work up front, and this is where Marietta HVAC earns the job. Sizing a heat pump means reconciling two loads: the summer cooling demand and the winter heating demand, and finding the balance point where outdoor temperature meets the unit's capacity curve. Our experienced technicians run the load calculation, weigh single-stage, two-stage, and variable-speed inverter options against your climate and ducts, and design the backup heat correctly, whether that is electric strips staged to assist below the balance point or a dual-fuel pairing with a gas furnace that takes over in the deepest cold. We also verify the electrical service and the duct system, because heat pumps deliver their heat at lower supply temperatures than furnaces and need real airflow to feel right.
On installation day we follow the same checklist used on every Marietta HVAC system. The line set is pressure-tested and evacuated to a micron-verified vacuum, the charge is weighed in and checked with superheat and subcooling, and the outdoor unit goes on a stand wherever winter defrost drainage requires it. Condensate is handled properly, and the thermostat is configured so staging, backup lockouts, and defrost all work as designed. We then commission the system in heating and cooling modes and record the readings. Call (770) 202-3453 for a heat pump assessment and clear quote in Marietta.
Our two most requested repairs are AC Repair in Marietta and Furnace Repair in Marietta. That's the place to start if you need a fix today.
Signs You Need Heat Pump Installation in Marietta
Spotting the early warning signs gives you the chance to act before the situation spirals into something far more expensive. Here are the most common indicators that it's time to call a professional:
- You want quieter, more consistent comfort than your current system delivers
- Uneven temperatures year-round with the equipment you have now
- Your utility company is offering incentives for heat pumps
- An older system that only survives on refrigerant top-offs and major repairs
- Your AC and furnace are both aging and you would rather replace once, not twice
- You want one system, one outdoor unit, and one maintenance schedule
- Your home relies on costly resistance heat, propane, or heating oil
- You are electrifying the house or pairing major loads with solar
Early Action Saves Money
What seems like a minor issue today can take out a compressor or heat exchanger tomorrow. Don't wait, get Marietta HVAC on the phone at (770) 202-3453 and we'll take a look right away.
Heat Pump Installation Issues? We Can Help.
Call Marietta HVAC for fast, reliable service.
Call (770) 202-3453 TodayFrequently Asked Questions About Heat Pump Installation
Why Hire a Professional for Heat Pump Installation?
No residential system is less forgiving of shortcuts than a heat pump, because every error shows up in both seasons. A slightly wrong charge drags down summer efficiency and winter capacity alike. Without a calculated balance point, backup heat strips can quietly carry the load at several times the cost, and the promised savings never appear. Default thermostat settings may run backup heat unnecessarily or fight the defrost cycle. And in a Marietta winter, an outdoor unit resting directly on the ground can end up frozen into its own defrost runoff with the coil locked in ice.
We design and install to prevent every one of those problems. Loads are calculated for heating and cooling, equipment is selected for its actual capacity at your winter design temperature, backup heat is staged and locked out properly, the outdoor unit is raised for defrost drainage, and the charge is weighed and verified instead of guessed. Commissioning covers both modes, including a check of the reversing valve and a full defrost cycle. Refrigerant handling is federally regulated, and inverter equipment brings electronics that reward careful setup. Installed correctly, a heat pump gives your home the quietest, steadiest comfort available.
How Our Heat Pump Installation Works
Every visit follows a step-by-step method refined over years of hands-on experience. Here's what you can expect when you choose Marietta HVAC:
Two-Season Sizing
We size for summer and winter together, locate the balance point for local winter temperatures, and check that the electrical service and ductwork can support the new system.
Equipment & Backup Heat Design
We lay out standard and cold-climate inverter options, design the right backup heat, electric strips or dual-fuel, and give a firm installed price without steering you past your needs.
Careful, Verified Installation
Line set tested and evacuated to a verified vacuum, charge weighed in, the outdoor unit set for proper defrost drainage, and the thermostat configured for staging and backup heat lockouts.
Heating & Cooling Startup
We verify performance in heating and cooling modes, confirm the reversing valve and defrost cycle, record temperature split, amp draws, and charge readings, then walk you through it all.
How to Prevent Heat Pump Installation Problems
Smart maintenance is almost always cheaper and easier than an early replacement. Start with these practical measures our team relies on:
- Check your first winter bill, since an unexpected jump often points to overworked backup heat
- Let the system run steady; big setbacks trigger expensive backup heat on recovery
- Keep a regular filter schedule so the system has enough air in summer and winter
- Keep the outdoor unit clear of snow drifts, leaves, and shrubs year-round
- Plan two tune-ups a year so the system is verified in both heating and cooling
- Clean the outdoor coil each spring for a strong start to summer
- Light frost and an occasional defrost hiss are normal in winter, but solid ice calls for service
Should You DIY or Call a Pro?
While some minor tasks like changing filters or checking a thermostat can be handled by homeowners, most HVAC work involves refrigerant, gas combustion, and high-voltage electricity, jobs that call for professional expertise. Here's a comparison:
| Factor | DIY Attempt | Professional Service |
|---|---|---|
| Sizing | Sized for summer, winter forgotten | Both loads calculated, balance point found |
| Backup Heat | Strips carrying the house at high cost | Configured to run only when needed |
| Charge | Guessed charge that hurts all year | Weighed in, verified in both modes |
| Defrost | No drainage plan, coil packed in ice | Raised on a stand with defrost confirmed |
| Thermostat Setup | Default thermostat fights the system | Controls matched to the equipment |
| Startup Testing | Checked in one mode only | Heating and cooling both proven |
Talk to a Heat Pump Installation Expert
Don't let a failing system get worse. Call Marietta HVAC now for prompt, professional service.
Call (770) 202-3453 TodayAreas We Serve for Heat Pump Installation
We bring heat pump installation to homes and businesses in town and across the nearby communities. Pick your area to see local details.