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Emergency HVAC Contractors in Duluth, GA (2026)

Top 50 of 628 HVAC contractors, in emergency orderUpdated 0 paid placements in this rankingHow we rank

25 of the 50 HVAC contractors on this list post 24/7 hours. 24/7 businesses come first, then same-day, each ranked by CR Score with availability weighted higher.

If you smell gas, leave the building now and call your gas utility or 911 from outside.

The short answer

  1. 1

    #1 for emergency heating and cooling in Duluth: Peachtree Service Experts, open 24/7.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

Top emergency HVAC contractors in Duluth at a glance

Top emergency HVAC contractors in Duluth at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Peachtree Service Experts684.9★ (6,700)Duluth24/7
2Coolray Heating & Air Conditioning664.8★ (6,685)Suwanee, 5 mi away24/7
3Bardi Heating, Cooling, Plumbing, Electrical664.7★ (7,525)Norcross, 5 mi away24/7
4Casteel Heating, Cooling, Plumbing & Electrical654.9★ (6,399)Lawrenceville, 10 mi away24/7
5Neese Heating, AC and Plumbing644.9★ (1,955)Alpharetta, 8 mi away24/7
6Rooter ProXpress644.6★ (3,109)Norcross, 6 mi away24/7
7Allgood Home Services644.4★ (4,353)Norcross, 5 mi away24/7
8Climate Heroes Air Conditioning644.9★ (1,117)Suwanee, 7 mi away24/7
9ANYTIME HEATING, COOLING AND PLUMBING634.9★ (2,157)Canton, 12 mi away24/7
10Reliable Heating & Air, Plumbing and Electrical - Grayson634.8★ (3,335)Snellville, 13 mi away24/7

Call an emergency HVAC contractor in Duluth now

24/7 hours mean the business says its phone is answered around the clock. Arrival time depends on where the crew is. Ask for an arrival window when you call.

The 50 emergency HVAC contractors in Duluth, ranked

24/7 first, then same-day service, then the rest. Each group is in CR Score order on emergency weights. The full ranking of all 628 is on the HVAC contractors page.

Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  6. #6 Rooter ProXpress

    Based in Norcross, 6 mi away

    64/100CR Score

    Ranked #6 because of its Google rating and trade focus: 4.6★ from 3,109 Google reviews, listed on Google as “HVAC contractor”.

    • 4.6★ from 3,109 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    400 Lively Ave, Norcross, GA 30071
    View profile for Rooter ProXpress(770) 765-1414

  7. #7 Allgood Home Services

    Based in Norcross, 5 mi away

    64/100CR Score

    Ranked #7 because of its Google rating and trade focus: 4.4★ from 4,353 Google reviews, listed on Google as “HVAC contractor”.

    • 4.4★ from 4,353 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1465 Beaver Ruin Rd, Norcross, GA 30093
    View profile for Allgood Home Services(770) 415-5543

  11. #11 United Air Temp

    Based in Norcross, 5 mi away

    63/100CR Score

    Ranked #11 because of its Google rating and trade focus: 4.8★ from 703 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 703 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    3030 Business Park Drive, Norcross, GA 30071
    View profile for United Air Temp(770) 676-3132

  12. #12 Cool Air Mechanical

    Based in Marietta, 22 mi away

    63/100CR Score

    Ranked #12 because of its Google rating and trade focus: 4.9★ from 10,810 Google reviews, listed on Google as “HVAC contractor”.

    • 4.9★ from 10,810 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1950 Guffin Ln, Marietta, GA 30066
    View profile for Cool Air Mechanical(470) 531-5480

  24. #24 Gee Heating and Air

    Based in Flowery Branch, 19 mi away

    61/100CR Score

    Ranked #24 because of its Google rating and trade focus: 4.8★ from 3,162 Google reviews, listed on Google as “HVAC contractor”.

    • 4.8★ from 3,162 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    5340 McEver Rd Unit I-J, Flowery Branch, GA 30542
    View profile for Gee Heating and Air(770) 287-9110

  25. #25 Cool Max HVAC

    Based in Alpharetta, 7 mi away

    61/100CR Score

    Ranked #25 because of its Google rating and trade focus: 4.9★ from 245 Google reviews, listed on Google as “Air conditioning contractor”.

    • 4.9★ from 245 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    3000 Old Alabama Rd Ste 119-204, Alpharetta, GA 30022
    View profile for Cool Max HVAC(678) 749-7009

Top 50 of 628 HVAC contractors by emergency score

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile.

HVAC contractors in Duluth, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26MMI Home Improvement614.8★ (260)7 mi
27R Tillery614.8★ (109)2 mi
28Service 1st Pros Heating & Air Conditioning614.8★ (2,078)18 mi
29JC Air Solutions LLC614.9★ (78)2 mi
30Moncrief Heating & Air Conditioning614.8★ (3,152)21 mi
31Andy Lewis/Hobson Heating & Air614.8★ (462)11 mi
32Superior Indoor Comfort, Inc.614.8★ (424)11 mi
33Aaron Services: Plumbing, Heating, Cooling614.9★ (2,366)7 mi
34Hope Heating & AC Repair615.0★ (508)15 mi
35Arctic Blast Heating & Air Conditioning614.9★ (182)8 mi
36Techmazing Heating and Cooling615.0★ (898)18 mi
37The Air Company615.0★ (361)13 mi
38Pruitt Heating & Air, Inc.614.9★ (426)14 mi
39Climate Heroes Air Conditioning605.0★ (163)10 mi
40Americool Air Conditioning Heating Inc.604.9★ (256)12 mi
41E. Smith Heating & Air Conditioning604.9★ (1,775)23 mi
42Ragsdale Heating, Air, Plumbing & Electrical604.9★ (1,409)21 mi
43TBAM Mechanical605.0★ (60)6 mi
44Air Force Heating & Air604.8★ (1,194)21 mi
45Citywide HVAC Specialists, LLC604.9★ (240)13 mi
46United Air Temp604.8★ (497)16 mi
47Techmazing Heating & Cooling605.0★ (142)12 mi
48Absolute Climate Control605.0★ (45)6 mi
49Ragsdale Heating, Air, Plumbing & Electrical604.8★ (781)5 mi
50Reliance Heating and Air604.8★ (466)17 mi

How we ranked emergency HVAC contractors in Duluth

Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 HVAC contractors are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed from
Reputation15%Google star rating, adjusted for how many reviews back it
Credentials15%Active state license, bond and workers’ comp on file
Review volume10%Number of Google reviews, compared with the most-reviewed business on the list
Recency5%Share of reviews from the last 12 months
Availability15%Weekly open hours, Saturday, Sunday, 24/7 or same-day
Trade focus10%How clearly the business does this trade (its Google category and name)
Proximity5%Based in the city scores highest, less the farther away it is
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodically
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there are

Emergency HVAC contractors in Duluth: questions

Which HVAC contractors in Duluth are open 24/7?

25 on this list post 24/7 hours, including Peachtree Service Experts, Coolray Heating & Air Conditioning, Bardi Heating, Cooling, Plumbing, Electrical, Casteel Heating, Cooling, Plumbing & Electrical and Neese Heating, AC and Plumbing.

Who is ranked #1 for emergency heating and cooling in Duluth, GA?

Peachtree Service Experts is #1, with a CR Score of 68 out of 100 on emergency weights.

How are emergency HVAC contractors in Duluth ranked?

Emergency lists move 10 points of the CR Score from reputation to availability: 15% and 15%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 HVAC contractors are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

What should I do before the HVAC contractor arrives?

If you smell gas, leave the building now and call your gas utility or 911 from outside.

How many emergency HVAC contractors here list a phone number?

25 of the 25 businesses ranked in full list a phone number. Tap Call to dial it.

Update log for Duluth

  1. October 2026: CR Scores recalculated for 628 hvac contractors serving Duluth.
  2. October 2026: 9 duplicate listings merged.

More emergency and heating and cooling pages