12 HVAC contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Klamath Falls: Metal Masters, Inc, CR Score 68/100; 4.9★ from 310 Google reviews; open 24/7.
Best for emergencies (open 24/7): Pacific Mechanical Heating & Cooling, posts 24/7 hours; ranked #2 of 12.
Most-reviewed: Bliss Heating and Air Conditioning, 326 Google reviews at 5.0★, the most of 12 ranked; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
12 Klamath Falls HVAC contractors are ranked here by CR Score, from ten published factors. 3 are open 24/7, 5 open Saturdays and 5 open Sundays, based on posted hours. The median Google rating is 4.8★ across 12 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Metal Masters, Inc | 68 | 4.9★ (310) | Klamath Falls | 24/7 | Overall |
| 2 | Pacific Mechanical Heating & Cooling | 64 | 4.9★ (60) | Klamath Falls | 24/7 | Emergencies |
| 3 | Bliss Heating and Air Conditioning | 64 | 5.0★ (326) | Klamath Falls | — | Most reviews |
| 4 | Bob Hall's Heat & Air LLC | 61 | 4.2★ (25) | Klamath Falls | 24/7 | — |
| 5 | The Heat-N-Air Man | 61 | 4.5★ (33) | Klamath Falls | Sat · Sun | — |
| 6 | Klamath Falls Heating & Air Conditioning | 58 | 4.4★ (7) | Klamath Falls | Sat · Sun · Evenings | — |
| 7 | United Mechanical Contractors, Inc. | 58 | 4.5★ (51) | Klamath Falls | — | — |
| 8 | Watt Heating & Air, LLC | 57 | 5.0★ (7) | Klamath Falls | — | — |
| 9 | Seasons Change | 57 | 4.9★ (17) | Klamath Falls | — | — |
| 10 | Basin HVAC Heating/Air Conditioning | 54 | 4.3★ (6) | Klamath Falls | — | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and trade focus: 4.9★ from 310 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Klamath Falls
Ranked #2 because of its Google rating and trade focus: 4.9★ from 60 Google reviews, listed on Google as “Heating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Klamath Falls
Ranked #3 because of its Google rating and review volume: 5.0★ from 326 Google reviews, the most in Klamath Falls.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Klamath Falls
Ranked #4 because of its Google rating and trade focus: 4.2★ from 25 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Klamath Falls
Ranked #5 because of its Google rating and trade focus: 4.5★ from 33 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Klamath Falls
Ranked #6 because of its Google rating and trade focus: 4.4★ from 7 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Klamath Falls
Ranked #7 because of its Google rating and trade focus: 4.5★ from 51 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Klamath Falls
Ranked #8 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “HVAC contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Klamath Falls
Ranked #9 because of its Google rating and trade focus: 4.9★ from 17 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Klamath Falls
Ranked #10 because of its Google rating and trade focus: 4.3★ from 6 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Altamont, 17 mi away
Ranked #11 because of its Google rating and trade focus: 4.7★ from 13 Google reviews, listed on Google as “HVAC contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Klamath Falls
Ranked #12 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
5 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 |
|---|---|---|
| Altamont Plumbing LLC | 4.1★ (36) | In Klamath Falls |
| Axiom Contracting, LLC | In Klamath Falls | |
| Comfort Center Inc | 5.0★ (1) | In Klamath Falls |
| High Desert Heating & Air LLC | 5.0★ (1) | In Klamath Falls |
| Jeffrey Mince Construction | In Klamath Falls |
National price ranges in USD, not adjusted for Klamath Falls. 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 Oregon, Oregon Construction Contractors Board licenses Construction contractor license.
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
Oregon's HVAC demand peaks during summer heat waves and the first cold snaps. Spring and fall are the easiest times to book maintenance.
We scored 12 Klamath Falls 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 Klamath Falls 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 |