6 AC Replacement Contractors in Dacula, GA

4.5 avg rating
1,501 total reviews3 offer 24/7 service
Need emergency service? 6 HVAC providers in Dacula offer 24/7 availability

Top-Rated AC Replacement Contractors in Dacula

#1

Hero Heating and Air, Inc.

5.0(451 reviews)
24/7 Highly Rated

All 451 reviews award 5 stars, with multiple reviewers specifically praising same-day response times and upfront pricing. Technicians Shakyra, Jason, and Mandy…

710 Dacula Rd, Dacula, GA 30019
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#2

Summer Breeze Heating & Air, Inc

4.3(817 reviews)

2 of the 3 visible reviews award 5 stars, with positive reviewers citing diagnostic accuracy and fair dealing over upselling. Negative feedback centers on…

382 Harbins Rd, Dacula, GA 30019
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#3

Hixon Heating & Air Conditioning of Dacula

4.8(182 reviews)
24/7 Highly Rated

5 of 5 positive reviewers specifically name Richard as the responding technician or decision-maker, contrasting with the single 1-star review where the…

2210 Brooks Rd SE, Dacula, GA 30019
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All AC Replacement Contractors (6 total)

G2 Plumbing Services LLC

4.9(36)
24/7

35 of 36 reviews award 5 stars, with customers praising same-day response times, transparent $79 service…

Dacula Rd, Dacula, GA 30019
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Crystal Aire

5.0(11)

Eight reviewers specifically mention the technician by name, with all rating the work 5 stars. Four customers…

2729 Scouts Ct NE, Dacula, GA 30019
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Right Now Heating & Air

3.0(4)

2 of 4 reviewers give 5 stars, praising same-day arrival and technician Kyle. The other 2 reviews give 1…

3043 Braselton Hwy, Dacula, GA 30019
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AC Replacement Costs in Dacula

Replacement costs for aging systems in Dacula. If repair cost exceeds 50% of replacement, replacement is usually more economical.

ServiceLowAverageHigh
Central AC (3-ton, basic)
$5,500$8,000$11,000
Central AC (4-ton, mid-efficiency)
$7,500$10,500$14,000
Central AC (5-ton, high-efficiency)
$9,500$12,500$16,000
Full HVAC system (AC + furnace)
$11,590$13,430$14,100
Plus ductwork replacement
If existing ducts are aged/leaking
$2,100$3,000$4,000
Repair cost threshold50% rule: if repair > 50% of replacement, replace

Prices reflect humid subtropical metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.

AC Replacement in Dacula, GA: What to Expect

Living in Dacula means dealing with Atlanta's relentless summer heat. The metro area sees 47 days above 90 F, with humidity pushing heat-index readings well past 100 F on the worst days. That kind of stress on an aging cooling system is why AC Replacement in Dacula has become a necessary conversation for many homeowners. The local market reflects this demand, with 6 licensed contractors serving the area and maintaining an average rating of 4.5 stars across nearly 1,500 reviews.

When the existing system fails, the cost to replace it follows predictable brackets. A basic 3-ton central AC runs $5,500 to $11,000, while mid-efficiency 4-ton units typically land between $7,500 and $14,000. Those investing in high-efficiency 5-ton systems should budget $9,500 to $16,000. Georgia law requires every legitimate HVAC contractor to hold either a Class I or Class II license from the State Board of Conditioned Air Contractors, so verify that credential before signing any proposal.

What separates competent technicians from the rest shows up in the details. At Hero Heating and Air, reviewers consistently mention technicians Jason and Mandi by name, praising same-day response times and diagnostics that actually explain the problem. Richard at Hixon Heating and Air Conditioning draws similar name recognition, with five separate five-star reviews singling him out. The pattern is clear: homeowners value technicians who arrive ready to diagnose correctly the first time, communicate what needs doing, and skip the upsell pressure that leaves a bad taste afterward.

Frequently Asked Questions

AC replacement in Dacula runs $2,100-$16,000 depending on system size and efficiency. A 3-ton basic central AC costs $5,500-$11,000 installed, a 4-ton mid-efficiency system $7,500-$14,000, and a 5-ton high-efficiency unit $9,500-$16,000. Full HVAC replacement (AC + furnace combined) averages $11,590-$14,100.