14 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Walterboro: Blanton & Sons - Heating, Cooling and Plumbing, CR Score 62/100; 4.9★ from 1,394 Google reviews; open 24/7.
Best for emergencies (open 24/7): Total Comfort Heating & Cooling, posts 24/7 hours; ranked #3 of 14.
Most-reviewed: MAY Heating and Air Inc, 1,269 Google reviews at 4.4★, the most of 14 ranked after Blanton & Sons - Heating, Cooling and Plumbing; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
14 Walterboro HVAC contractors are ranked here by CR Score, from ten published factors. 5 are open 24/7, 5 open Saturdays and 6 open Sundays, based on posted hours. The median Google rating is 4.5★ across 14 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Blanton & Sons - Heating, Cooling and Plumbing | 62 | 4.9★ (1,394) | Charleston, 25 mi away | 24/7 | Overall |
| 2 | MAY Heating and Air Inc | 58 | 4.4★ (1,269) | Stockbridge, 6 mi away | — | Most reviews |
| 3 | Total Comfort Heating & Cooling | 57 | 4.3★ (6) | Walterboro | 24/7 | Emergencies |
| 4 | Complete Refrigeration Services | 57 | 4.2★ (5) | Walterboro | 24/7 | — |
| 5 | Complete refrigeration services llc | 57 | 4.0★ (4) | Walterboro | 24/7 | — |
| 6 | Lucas Electric Co | 56 | 4.6★ (13) | Walterboro | — | — |
| 7 | J & J Heating & Air Services | 56 | 4.7★ (12) | Walterboro | — | — |
| 8 | Reasonable Air LLC | 56 | 5.0★ (186) | Goose Creek, 16 mi away | — | — |
| 9 | Snelgroves HVAC LLC | 56 | 4.6★ (44) | Walterboro | — | — |
| 10 | Causey's Tiger Air | 55 | 3.9★ (22) | Walterboro | — | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Ranked #1 in Walterboro
Based in Charleston, 25 mi away
Ranked #1 because of its Google rating and review volume: 4.9★ from 1,394 Google reviews, the most in Walterboro.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Stockbridge, 6 mi away
Ranked #2 because of its Google rating and trade focus: 4.4★ from 1,269 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Walterboro
Ranked #3 because of its Google rating and trade focus: 4.3★ from 6 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Walterboro
Ranked #4 because of its Google rating and trade focus: 4.2★ from 5 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Walterboro
Ranked #5 because of its Google rating and trade focus: 4.0★ from 4 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Walterboro
Ranked #6 because of its Google rating and trade focus: 4.6★ from 13 Google reviews, listed on Google as “Heating contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Walterboro
Ranked #7 because of its Google rating and trade focus: 4.7★ from 12 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Goose Creek, 16 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 186 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Walterboro
Ranked #9 because of its Google rating and trade focus: 4.6★ from 44 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Walterboro
Ranked #10 because of its Google rating and trade focus: 3.9★ from 22 Google reviews, listed on Google as “HVAC contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Goose Creek, 23 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 26 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Walterboro
Ranked #12 because of its Google rating and trade focus: 4.8★ from 19 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Walterboro
Ranked #13 because of its Google rating and trade focus: 4.1★ from 8 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ives Estates, 17 mi away
Ranked #14 because of its Google rating and trade focus: 4.4★ from 21 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
6 more HVAC contractors within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| AEP Contractors, LLC | 5.0★ (1) | In Walterboro |
| Butler Heating & Air | In Walterboro | |
| Comfort Tech | 5.0★ (2) | In Walterboro |
| Eady's Heating & Cooling | 2.0★ (1) | In Walterboro |
| Mack's Refrigeration | 5.0★ (2) | In Walterboro |
| SparkChasers Electrical Contracting, LLC | 4.5★ (46) | In Walterboro |
National price ranges in USD, not adjusted for Walterboro. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| AC replacement | $3,887 | $5,978 | $8,073 | Per system, installed (unit plus labor); typical range of customer-reported jobs. US national range | October 2026 |
| Furnace replacement | $2,823 | $4,814 | $6,896 | Per system, installed; typical range of customer-reported jobs. US national range | October 2026 |
In South Carolina, South Carolina Contractor’s Licensing Board (LLR) licenses Mechanical contractor licenses for commercial work; residential specialty contractors register with the Residential Builders Commission.
No chip usually means we have not matched a state record yet. Check the lookup yourself before you hire.
Guide checked October 2026. How we verify licenses
In South Carolina, air conditioning calls peak in the hottest summer months. Spring is the easiest time to book a tune-up or replacement, before the first heat wave.
We scored 14 Walterboro HVAC contractors on ten factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, not counted as zero. Scores last refreshed October 22, 2026.
Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.
| Factor | Weight | Computed from | In Walterboro data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |