AC Installation & Replacement in Kennesaw, GA

Whether you're replacing a worn-out system, upgrading to high efficiency, or installing air conditioning in a space that doesn't have it yet, Breeze Brothers Air handles the full job from assessment to startup. We're a licensed, local HVAC contractor serving Kennesaw, Acworth, and the surrounding area — and we'll recommend what's right for your home, not what earns us the biggest margin.

AC Repair

AC Installation & Replacement Services We Offer

Air Conditioning Installation

Installing a new AC system for the first time requires more than just dropping in equipment. We assess your home's layout, insulation, ductwork condition, and square footage to size and install a system that actually performs not one that short-cycles or struggles on a 95° day.

Air Conditioning Replacement

When your existing system has reached the end of its life, we make the replacement process simple. We remove and dispose of your old unit, install the new system to manufacturer specs, and test everything before we leave. You'll be up and running the same day in most cases.

Central Air Installation

If your home relies on window units or doesn't have central air, we can design and install a complete central air conditioning system including ductwork if needed. We'll walk you through every option and give you an honest cost breakdown.

Ductless Mini-Split Installation

Mini-splits are the ideal solution for additions, garages, sunrooms, older homes without ductwork, or any space where extending central air isn't practical. We install single-zone and multi-zone ductless systems from leading brands. They're whisper-quiet, highly efficient, and provide room-by-room control.

AC Unit Installation

Replacing just the outdoor condenser or indoor air handler? We handle equipment-only swaps when the existing infrastructure is in good condition, making sure the new unit is properly matched to your system for peak efficiency and warranty coverage.

AC System Upgrades

Upgrading an older system to a higher-efficiency model can meaningfully lower your energy bills. We help you compare SEER ratings, calculate payback periods, and choose a system that makes financial sense for your home and how long you plan to stay in it.

AC Efficiency Optimization

Sometimes a full replacement isn't necessary the right upgrades can significantly improve how efficiently your existing system runs. We evaluate your system and recommend targeted improvements like coil cleaning, refrigerant optimization, airflow corrections, and smart thermostat integration.

What's Included in Every Tune-Up

  • Inspection & Safety:

    - Check and tighten all electrical connections

    - Test capacitors and contactors for wear

    - Measure refrigerant pressure and check for leaks

    - Inspect the condensate drain line for blockages

    - Check thermostat calibration and operation

    - Inspect all moving parts for wear

  • Cleaning:

    - Clean evaporator and condenser coils

    - Clear debris from around the outdoor unit

    - Clean or replace standard 1" air filter

    - Flush condensate drain line

  • Performance Testing:

    - Measure supply and return air temperature differential

    - Test airflow volume through the system

    - Test all electrical components under operating load

    - Verify system is cooling to specification

    - Document all findings and share a clear summary with you

Installing the wrong size AC unit is one of the most common and costly mistakes in HVAC. An oversized unit cools the air too quickly, shuts off before removing humidity, and leaves your home feeling clammy. An undersized unit runs constantly and never quite keeps up. Breeze Brothers Air performs a proper load calculation on every installation so your system is sized exactly right.

Why Right-Sizing Matters

What to Expect During Installation

  • Free in-home estimate - We assess your home and recommend the right equipment

  • Written proposal - Clear breakdown of equipment, labor, and warranty

  • Professional installation - Licensed technicians, manufacturer specifications

  • Full system test - We run your system and confirm it's performing correctly

  • Walk-through - We show you how to operate your new system and thermostat

  • Old equipment removal - We haul it away as part of the job

  • Mitsubishi

  • American Standard

  • Ameristar

Brands We Install

Frequently Asked Questions — AC Installation & Replacement

How much does AC replacement cost in Kennesaw, GA?

A complete central AC replacement typically runs $6,500–$12,000 depending on system size, efficiency rating, and whether ductwork modifications are needed. Ductless mini-split installs vary by the number of zones. We provide a detailed written estimate no guessing.

How long does installation take?

Most standard replacements are completed in one day. First-time central air installs or jobs requiring ductwork may take longer. We'll give you a realistic timeline upfront.

What SEER rating should I choose?

SEER 16–18 is a sweet spot for most Georgia homeowners, efficient enough to meaningfully lower bills without the premium cost of ultra-high-efficiency equipment. We'll run the numbers for your specific situation.

Will a new system come with a warranty?

Yes. Most systems include a 10-year manufacturer parts warranty when properly registered. Our installation labor is also warranted.

Do you handle permits?

Yes, where required. We pull the appropriate permits for your installation don't work with any contractor who skips this step.

Do you offer financing?

Contact us to ask about current financing options. A new system is a significant investment and we want to make it accessible.