Furnace & heating
AC repair
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 estimateFast, Reliable Heat Pump Installation Across Holly Springs
Heat pump installation in Holly Springs typically runs $3,500 – $7,500 for a full replacement, and most jobs are completed in one to two days once equipment is on hand. We work in Holly Springs every week, from the older ranch neighborhoods near Hickory Road to the newer two-story subdivisions off Sixes Road, so we know what these homes need before we walk the property. Call (229) 537-2086 for a free estimate, and you’ll get a written price before any work starts.

What makes Holly Springs different for heat pump work is the mix of housing. A 1978 crawlspace ranch and a 2014 slab-on-grade two-story need completely different approaches, and a crew that only does one type will get the other wrong. We size every system with a full load calculation against the home’s actual ductwork, not against a rule of thumb.
Why Dalton Heating & Air Alpharetta Is Holly Springs’s Preferred Heat Pump Installation Company
We show up inside the window we give you, put the price in writing before any work starts, and stand behind the install for a full year under our 365-Day Done Right Promise. Holly Springs homeowners call us because they’ve already dealt with the other kind of crew, the one that quotes low over the phone and pads the invoice at the door. The Garrison Standard eliminates that: every job, every time, written price first.
Our technicians are background-checked, uniformed, and factory-trained on nine major brands including Carrier, Trane, Lennox, and Goodman. That matters in Holly Springs because the county line splits housing stock so sharply. A tech who doesn’t know both crawlspace ranch duct choke points and multi-zone slab home airflow will miss what’s actually causing the problem. Marco Benitez runs our crews, and he holds every install to the Garrison Code: arrive in the window, price in writing before starting, do the job by the book, leave the site clean, and stand behind the work for a full year.
We answer our phones with a live person 24/7. If your heat pump dies on a 95-degree July afternoon in Holly Springs, you reach a human, not a voicemail queue.
Styles & brands we work with







Heat Pump Replacement in Holly Springs
Heat Pump Replacement in Holly Springs means pulling out an older unit and installing a correctly sized new system matched to your existing ducts, with a full-year written guarantee on the work. Homeowners around the Bridgemill area and out toward the Cherokee County line are hitting the point where 2005 – 2012 units are failing compressors and leaking coils, and the repair bill doesn’t justify keeping a 15-year-old system alive. A full replacement in Holly Springs runs $3,500 – $7,500 depending on tonnage, efficiency tier, and how much duct correction the job requires.
Sizing to the House, Not the Old Unit
Most replacement quotes in Holly Springs simply swap the old tonnage for the same tonnage. That fails in two directions here. A 1970s ranch with undersized crawlspace ducts may have been limping along with a unit that was already too big, and a 2010s two-story on a slab may have a builder-grade unit that was undersized from day one. We run a Manual J load calculation and a static pressure test on the existing ductwork before we recommend a size.
Crawlspace Ranch Duct Challenges
Older Holly Springs ranches on crawlspaces often have duct runs in unconditioned space with old flex that has collapsed, kinked, or pulled loose. A new high-efficiency heat pump moves more air than the old unit, and if the ducts can’t handle it, you get loud registers, tripped limits, and a brand-new system that never feels right. We identify that before install day, not after.
Mini Split Installation in Holly Springs
Mini Split Installation in Holly Springs is the cleanest way to heat and cool a detached workshop, garage, sunroom addition, or a bonus room that never got proper ductwork. A ductless mini split lets you condition a single space without tearing into walls or extending the main system, and installations in Holly Springs typically run $3,500 – $7,500 for a single-zone outdoor condensing unit with one wall-mounted indoor head. Multi-zone setups cost more depending on the number of heads.
Conditioning Outbuildings and Shops Without Ductwork
Holly Springs has a lot of rural and semi-rural lots east of I-575 where the workshop or detached garage is as important as the house. Running ducted HVAC to a separate structure almost never makes sense. A mini split gives you real heating and cooling in a 600-square-foot shop for a fraction of what full ductwork would cost, and modern inverter-driven units handle Holly Springs’s winter mornings without auxiliary heat strips kicking in constantly.
Fix the Problem Room, Not the Whole House
If the back bedroom of your Holly Springs home is always six degrees hotter than the kitchen, adding a small mini split to that room often costs less than re-ducting the whole floor. We install mini splits from Carrier and Trane, and every install carries the same written guarantee as our full-size heat pump jobs.

Trusted Brands We Service in Holly Springs
We’re factory-trained on Heat Pump Installation for Carrier, Trane, Lennox, and Goodman, and we service all nine major residential brands when repair work calls for it. If you’re replacing a failing Goodman from the 2000s, we can quote a direct swap or move you into a variable-speed Carrier or Trane that handles Georgia humidity far better. Because Holly Springs sits north of the perimeter but still inside the metro parts network, we can source most equipment within one to two days. That means shorter waits between estimate day and install day.
See the difference
Before
After
Before
After
Before
AfterCommon Heat Pump Installation Problems We See in Holly Springs Homes
Every town has its own repeat failure modes. Here’s what keeps showing up on our Holly Springs installs:
- Undersized existing ductwork on 1970s – 80s crawlspace ranches. The old 8-SEER unit moved less air than a new 15-SEER2 unit needs, and the old flex ducts were undersized to begin with. The result is high static pressure, noisy registers, and a unit that trips its high-limit switch on cold mornings. We test this before quoting, because if we don’t, the new system will never run right.
- Multi-zone heat pumps in large two-story slab homes with inadequate return air. In neighborhoods like Harmony on the Lakes, we regularly find one small central return trying to serve a 3,000-square-foot floor plan. The upstairs pulls 5 – 7°F warmer than downstairs, and homeowners blame the heat pump when the return-air path is the actual problem.
- Exposed rural properties with no wind shelter. Out past Hickory Road and along the county line, condensers sit in open fields with nothing to block winter wind or summer sun. Without a proper wind baffle or shaded placement, the unit runs more defrost cycles in winter and higher head pressure in summer, which shortens compressor life. We position outdoor units accordingly.
- Propane backup that masks a dying heat pump. A lot of Holly Springs homes without natural gas service rely on propane furnaces as the air handler for the heat pump. When the heat pump fails and the propane furnace keeps the house warm, homeowners don’t notice until the electric bill spikes or the unit short-cycles. We check the whole system, not just the outdoor unit.
Pricing for Heat Pump Installation in Holly Springs, GA
Here’s what Holly Springs homeowners can expect to pay, based on the current market in this area:
| Service | Typical Range (Holly Springs market) |
|---|---|
| Heat Pump Replacement | $3,500 – $7,500 |
| Mini Split Installation | $3,500 – $7,500 |
Where you land in that range depends on tonnage, SEER2 rating, brand, and how much duct or return-air correction the job needs. A straight 3-ton swap on a house with good ducts lands on the low end. A 4-ton variable-speed install with return-air modifications and a new lineset lands higher. You’ll get a written, fixed price before any work starts. Call (229) 537-2086 and we’ll schedule a walkthrough at your Holly Springs home.
We Also Serve Cities Near Holly Springs
Beyond Holly Springs, we install heat pumps in Roswell, Alpharetta, Cumming, and Duluth. If you’re on the edge of Holly Springs near the Roswell line or out toward Cumming, call us and we’ll confirm we cover your street. Dispatch and scheduling are coordinated from our Atlanta-area office; crews serve Holly Springs locally.
Serving Holly Springs, GA - Our Local Coverage Area
We’re based in the Holly Springs area and know this community well. Use the map below to see our service coverage - if you’re nearby, we can almost certainly help.
FAQs About Heat Pump Installation in Holly Springs
Replace the heat pump and keep the propane furnace as your air handler and backup, as long as the furnace itself is still in safe shape. An 18-year-old heat pump in Holly Springs is at the end of its useful life, and the compressor is the expensive part. Going all-electric means adding air handler and possibly electrical upgrades, which costs more than a standard replacement. We’ll quote the heat pump replacement at $3,500 – $7,500 and tell you plainly whether the propane furnace has life left. Call (229) 537-2086 for an exact number.
The most common cause in Holly Springs two-story slab homes is inadequate return air, not the heat pump itself. Builder-installed systems often have one central return on the main floor, so the upstairs can’t pull air back to the unit, and the temperature spread lives there permanently. We add return-air capacity where the duct layout allows, or install a small mini split for the problem zone. Either fix costs less than replacing the whole system again.
Yes, and it’s the right call in most Holly Springs outbuildings. A ductless mini split needs only a small wall penetration for the line set and a 240-volt circuit near the condenser. No ductwork, no cutting into the main house system. A single-zone mini split in Holly Springs runs $3,500 – $7,500 installed, and it heats and cools the space year-round, which a window unit or space heater can’t do reliably.
Yes, especially on Holly Springs lots east of I-575 where there’s no tree line or fence block. Winter wind pushes the outdoor coil below freezing more often, forcing extra defrost cycles that waste energy. Summer sun exposure raises head pressure, which makes the compressor run hotter and fail sooner. We install a wind baffle or select a shaded pad placement to reduce both problems when we do the install.
We run a static pressure test on the existing duct system before we quote the replacement. Most 2005-era Holly Springs ranches on crawlspaces have flex ducts that were sized for 8 or 10 SEER airflow, and a modern heat pump needs more. If the test shows high static pressure, we’ll include duct corrections in the written quote so the new unit actually performs to its rating instead of tripping limits and underheating.
Written by Marco Benitez, Owner at Dalton Heating & Air Alpharetta, serving Holly Springs since 2003.
If your Holly Springs home needs a heat pump replacement, a mini split for the shop, or an honest second opinion on a quote someone else gave you, call (229) 537-2086. We’ll put a written price in your hand before any work starts, and we’ll stand behind the install for a full year. That’s the Garrison Standard, and it’s non-negotiable.