Marietta AC Installation ExpertsCobb County & East Cobb

Professional AC installation in Marietta.

Upgrade to a high-efficiency cooling system built for Georgia summers. Lower your energy bills, improve indoor air quality, and stay comfortable year-round.

Call 470-847-9076 Browse Service Areas

Licensed & Insured

Certified Local Pros

Fast Turnaround

Same-Day Service

4.9 Star Rating

Across Marietta

HVAC technicians preparing new air conditioner unit for installation in Marietta

Installing Lennox, Carrier, Trane & Goodman systems with full warranty coverage.

HVAC Service RequestFast 15-Min Response

Schedule AC Installation

Get a free in-home estimate tailored to your Marietta home.

Marietta HVAC Pros Process

Our step-by-step AC installation process

From initial sizing measurements to final system calibration, know exactly what happens on installation day in Cobb County homes.

Average Duration

4 to 8 Hours

Completed in a single visit

Workmanship

EPA-Certified Pros

Licensed and insured local team

Property Care

Clean Workspace Guarantee

Drop cloths and shoe covers used

0145–60 mins

Site assessment and load calculation

We inspect your ductwork, electrical panel, and home dimensions to calculate exact cooling needs using industry Manual J standards.

021–2 hours

Old unit removal and refrigerant recovery

Our certified technicians safely pump down existing refrigerant following EPA guidelines and clear the installation pad.

031–2 hours

Precision equipment positioning

We set a level composite pad outdoors, secure the air handler indoors, and fit custom plenum transitions to your ducts.

041.5–2 hours

Refrigerant line and electrical installation

New copper lines, drain lines, and high-voltage wiring are connected before running a deep vacuum test to check for leaks.

0545 mins

System testing and airflow balancing

We charge the system with fresh refrigerant, verify static duct pressure, calibrate the thermostat, and measure temperature drop.

0630 mins

Homeowner walk-through and handoff

We show you how to operate your new thermostat, explain air filter replacements, and review warranty documents with you.

Homeowner Prep

What to expect on installation day

Our technicians arrive in uniform within your scheduled arrival window. Here is how you can help ensure a smooth installation process:

Clear working pathways

Move items away from the indoor air handler, attic access, and outdoor condenser area.

Secure household pets

Keep pets in a quiet, safe room while technician entry doors remain open during equipment moves.

Provide driveway space

Reserve space near the entrance for our service truck to unload your new equipment easily.

Plan for brief power interruptions

Electrical power to your HVAC circuit will be switched off during connections and testing.

Serving Marietta, East Cobb, Smyrna, Kennesaw, and Roswell.

Certified HVAC technician installing an outdoor AC unit

Precision Installation

Every connection is pressure-tested and calibrated before handoff.

Ready to upgrade your home cooling system?

Schedule a free home site assessment with Marietta HVAC Pros. We calculate your exact cooling needs and provide transparent replacement quotes.

Request Service Call 470-847-9076

System Benefits

Real savings and comfort for your Marietta home.

Upgrading your HVAC system lowers monthly utility bills, balances airflow in every room, and protects your indoor air quality.

Improved energy efficiency

High-SEER2 equipment delivers maximum cooling while drawing less electricity during hot Cobb County summers.

Better cooling performance

Multi-stage compressors keep airflow steady, humidity low, and every room at your exact set temperature.

Lower utility bills

Immediate reduction in monthly cooling and heating costs through modern high-efficiency heat pumps and AC units.

Enhanced indoor air quality

Capture dust, mold spores, and airborne allergens before they circulate through your home's ductwork.

Warranty protection

Rest easy knowing your equipment is backed by comprehensive 10-year parts and compressor warranties.

Increased home value

A newly updated HVAC system stands out to prospective buyers and provides strong resale value in Marietta.

System Comparison

Old inefficient units vs. Modern cooling systems

Aging air conditioners lose efficiency over time, leading to higher electric bills and sudden breakdowns during peak Cobb County summer heat.

Modern efficient home HVAC outdoor condenser unit

Feature

Older HVAC System

Upgraded System

Energy Efficiency

High summer power bills & wasted energy

Up to 30% monthly energy bill savings

Cooling Performance

Uneven temperatures & hot upstairs rooms

Consistent cooling in every single room

Indoor Air Quality

Recirculated dust, pollen & humidity

Advanced filtration removes allergens

Equipment Reliability

Frequent repairs & breakdown anxiety

10-year manufacturer warranty protection

Ready to upgrade your home HVAC system?

Get an accurate estimate or schedule a comprehensive system evaluation with Marietta HVAC Pros today.

Request Service Call 470-847-9076

Common Questions

Air conditioning installation questions answered plainly

Get clear information on installation timelines, system sizing, brand selections, and financing before starting your project in Marietta.

Most residential installations take between 4 and 8 hours. Our team usually completes standard unit replacements in a single day, so your home returns to full cooling comfort with minimal disruption.