Top 50 of 70 HVAC contractors, in emergency orderUpdated 0 paid placements in this rankingHow we rank
20 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.
#1 for emergency heating and cooling in Chambersburg: Mann Plumbing and Heating, LLC, open 24/7.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
| Rank | Business | CR Score | Google rating | Based in | Hours |
|---|---|---|---|---|---|
| 1 | Mann Plumbing and Heating, LLC | 65 | 4.7★ (638) | Chambersburg | 24/7 |
| 2 | Larry & Sons Plumbing, Heating, Cooling, Drain & Electrical | 63 | 4.8★ (4,764) | Hagerstown, 21 mi away | 24/7 |
| 3 | Climate Control Inc | 61 | 4.8★ (40) | Chambersburg | 24/7 |
| 4 | G&R Heating and Cooling | 61 | 5.0★ (28) | Chambersburg | 24/7 |
| 5 | Rodney B Smith Plumbing Heating & Clng | 61 | 4.5★ (43) | Chambersburg | 24/7 |
| 6 | Cumberland Valley Heating & Air Conditioning | 59 | 4.9★ (441) | Hagerstown, 23 mi away | 24/7 |
| 7 | HD Heating and Cooling LLC | 58 | 5.0★ (4) | Chambersburg | 24/7 |
| 8 | McIntire HVAC | 58 | 4.9★ (160) | Hagerstown, 22 mi away | 24/7 |
| 9 | B & E Services | 57 | 4.9★ (154) | Halfway, 25 mi away | 24/7 |
| 10 | Griffith Energy Services, Inc. | 57 | 4.4★ (147) | Hagerstown, 21 mi away | 24/7 |
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.
#1Mann Plumbing and Heating, LLC
Open 24/7 · 4.7 from 638 Google reviews
#2Larry & Sons Plumbing, Heating, Cooling, Drain & Electrical
Open 24/7 · 4.8 from 4,764 Google reviews
Open 24/7 · 4.8 from 40 Google reviews
Open 24/7 · 5.0 from 28 Google reviews
#5Rodney B Smith Plumbing Heating & Clng
Open 24/7 · 4.5 from 43 Google reviews
#6Cumberland Valley Heating & Air Conditioning
Open 24/7 · 4.9 from 441 Google reviews
Open 24/7 · 5.0 from 4 Google reviews
Open 24/7 · 4.9 from 160 Google reviews
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 70 is on the HVAC contractors page.
Ranked #1 because of its Google rating and trade focus: 4.7★ from 638 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hagerstown, 21 mi away
Ranked #2 because of its Google rating and review volume: 4.8★ from 4,764 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chambersburg
Ranked #3 because of its Google rating and trade focus: 4.8★ from 40 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chambersburg
Ranked #4 because of its Google rating and trade focus: 5.0★ from 28 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chambersburg
Ranked #5 because of its Google rating and trade focus: 4.5★ from 43 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hagerstown, 23 mi away
Ranked #6 because of its Google rating and trade focus: 4.9★ from 441 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chambersburg
Ranked #7 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hagerstown, 22 mi away
Ranked #8 because of its Google rating and trade focus: 4.9★ from 160 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Halfway, 25 mi away
Ranked #9 because of its Google rating and trade focus: 4.9★ from 154 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hagerstown, 21 mi away
Ranked #10 because of its Google rating and trade focus: 4.4★ from 147 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chambersburg
Ranked #11 because of its Google rating and trade focus: 4.5★ from 30 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Shippensburg, 15 mi away
Ranked #12 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Halfway, 25 mi away
Ranked #13 because of its Google rating and trade focus: 5.0★ from 65 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in North Star, 18 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hagerstown, 21 mi away
Ranked #15 because of its Google rating and trade focus: 4.7★ from 140 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hagerstown, 22 mi away
Ranked #16 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bel Air South, 18 mi away
Ranked #17 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 Fountainhead-Orchard Hills, 17 mi away
Ranked #18 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hagerstown, 22 mi away
Ranked #19 because of its Google rating and trade focus: 2.6★ from 5 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Halfway, 25 mi away
Ranked #20 because of its Google rating and trade focus: 2.1★ from 14 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chambersburg
Ranked #21 because of its Google rating and trade focus: 4.7★ 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 Chambersburg
Ranked #22 because of its Google rating and trade focus: 4.8★ from 6 Google reviews, listed on Google as “Heating contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Chambersburg
Ranked #23 because of its Google rating and trade focus: 4.3★ from 4 Google reviews, listed on Google as “Air conditioning contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Chambersburg
Ranked #24 because of its Google rating and trade focus: 4.9★ from 880 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Chambersburg
Ranked #25 because of its Google rating and trade focus: 4.9★ from 734 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile.
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.
| Factor | Weight | Computed from |
|---|---|---|
| Reputation | 15% | Google star rating, adjusted for how many reviews back it |
| Credentials | 15% | Active state license, bond and workers’ comp on file |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list |
| Recency | 5% | Share of reviews from the last 12 months |
| Availability | 15% | Weekly open hours, Saturday, Sunday, 24/7 or same-day |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) |
| Proximity | 5% | Based in the city scores highest, less the farther away it is |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are |