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Calculate the right HVAC size for your home in Atlanta, GA.
Design temperatures: 99°F summer / 23°F winter
Total conditioned living space
Cooling Load
56,686
BTU/hr
Heating Load
118,307
BTU/hr
Recommended Size
5 Ton
System Capacity
Est. Monthly Savings
$21
High-efficiency upgrade
Estimated System Cost
Equipment + professional installation
$17,500 - $32,500
Before rebates and incentives
This is a simplified estimate based on Manual J principles. An on-site assessment by a licensed HVAC contractor is required for accurate sizing. Factors like ductwork condition, air sealing, and specific window types affect the final recommendation.
By using this tool or submitting your information, you consent to be connected to a vetted local professional in our network. You may receive calls or texts at the number provided. Standard message and data rates may apply.
ASHRAE design conditions for 30321
Average costs in Atlanta
Typical homes in 30321
Federal Energy Efficiency Tax Credit
federal incentive • Expires 2032-12-31
Up to $2,000
HVAC service calls in Atlanta, GA typically range from $90 to $240 for standard repairs. Emergency service is available 24/7 at approximately $210.
Yes, most hvac work in Atlanta County requires a permit. The average permit cost is $75. Our licensed contractors handle all permit requirements.
Our network of 18+ licensed contractors in the Atlanta area offers average response times of 48 minutes. Emergency service is available 24/7.
HVAC sizing depends on your home's square footage, insulation, and local climate. With a summer design temperature of 99°F and winter design temp of 23°F in 30321, proper sizing is critical. Use our Manual J calculator above for an estimate.