Explore safer careers (1)
Lower estimated automation risk
Why it fits
Directly reuses diagnostics, work orders, field safety, quality checks, estimates, parts, and technician coaching.
Alternative careers
Related career paths that build on similar skills and experience
Why it fits
Applies piping, valves, pressure, hydronics, joining methods, codes, troubleshooting, and job-site coordination.
Why it fits
Uses hydronic systems, pumps, piping, controls, collectors, startup checks, and customer-site installation habits.
Why it fits
Uses mechanical codes, installation defects, plans, permits, measurements, site safety, and contractor communication.
Occupation snapshot
What does this snowflake show?
What's this?
We rate jobs using four factors. These are:
- Chance of being automated
- Job growth
- Wages
- Volume of available positions
These are some key things to think about when job hunting.
Risk & user votes
Calculated automation risk
Low Risk (21-40%): This occupation has a lower risk of full replacement by AI, software, or robotic systems. Some tasks may be automated or assisted, but the role usually still relies on human judgement, communication, responsibility, physical adaptability, or practical decision-making.
More information on what this score is, and how it is calculated is available here.
Human strengths important in this job
These are human abilities and work contexts that are important in this occupation. They may help explain why parts of the role are harder to replace end-to-end, but they are not the only inputs into the automation score.
Thinking creatively
Quite importantWhy this matters
Critical thinking
Quite importantWhy this matters
Coordinating others’ work
Quite importantWhy this matters
Coaching and developing others
Quite importantWhy this matters
Communicating with people outside the organization
Quite importantWhy this matters
Show 1 more strength
Active learning
Quite importantWhy this matters
What users think
Based on 242 votes
Our visitors have voted there's a low chance this occupation will be automated. This assessment is further supported by the calculated automation risk level, which estimates 27% chance of automation.
What do you think the risk of automation is?
What is the likelihood that Heating, Air Conditioning, and Refrigeration Mechanics and Installers will be replaced by robots or artificial intelligence within the next 20 years?
Sentiment
Based on user votes over time
View sentiment trend
How opinions have changed over time
Pay & outlook
Wages
In 2024, the median annual wage for Heating, Air Conditioning, and Refrigeration Mechanics and Installers was $59,810 ($29 per hour).
The median annual wage for Heating, Air Conditioning, and Refrigeration Mechanics and Installers was 20.8% higher than the national median annual wage, which stood at $49,500.
View wage trend
Wages over time
Growth
The number of 'Heating, Air Conditioning, and Refrigeration Mechanics and Installers' job openings is expected to rise 8.1% by 2034
View employment trend
Total employment, and estimated job openings
Updated projections are due 09-2025.
Volume
As of 2024 there were 396,870 people employed as 'Heating, Air Conditioning, and Refrigeration Mechanics and Installers' within the United States.
This represents around 0.26% of the employed workforce across the country
Put another way, around 1 in 388 people are employed as 'Heating, Air Conditioning, and Refrigeration Mechanics and Installers'.
People also viewed
Job description
Install or repair heating, central air conditioning, HVAC, or refrigeration systems, including oil burners, hot-air furnaces, and heating stoves.
O*NET-SOC code: 49-9021.00
What people are saying (13)
The locations these jobs are performed range from atop of high-rise buildings through to confined spaces.
Complex problem solving is required, and sometimes the answer may require solutions that contravene logic.
Then, once the job is completed, inter-personal skills are highly important in convincing customers of the correct solution.
No way, not in 50 years.
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