GateWay Community College
Phoenix, AZGateWay is the Maricopa system's HVAC hub, and its program runs from refrigeration components through load calculation, duct design, and controls, with EPA 608 preparation built in, at a total AAS cost several private programs charge for a single semester.
- Credential
- Certificate and AAS in Air Conditioning and Refrigeration Facilities Technology
- Length
- 18 to 24 months for the AAS
- Cost
- About $6,644 tuition and fees for the full AAS per published figures
- Format
- In person
- EPA 608 prep
- EPA 608 preparation and certification built into the curriculum
- Accreditation
- HLC, Maricopa Community Colleges
Worth knowing: The AAS takes twice as long as the private accelerated schools; you are trading months for thousands of dollars and broader theory.
UA Local 469 Apprenticeship
Phoenix, AZLocal 469 runs Phoenix's union pipe trades apprenticeship with an HVAC route: roughly 2,000 on-the-job hours and 144 classroom hours a year for five years, paid throughout, ending at journeyman scale in a metro of roughly 6,000 HVAC workers.
- Credential
- Five-year registered apprenticeship with HVAC pathway
- Length
- 5 years, night classes plus paid on-the-job training
- Cost
- No tuition; paid throughout
- Format
- On the job plus evening classroom
- EPA 608 prep
- Earned during the apprenticeship
- Accreditation
- US DOL registered apprenticeship
Worth knowing: Phoenix's open-shop residential market is enormous, so union work here skews commercial and industrial; choose the lane before the program. Ranked on merit, as every union entry on this site is.
The Refrigeration School (RSI)
Phoenix, AZRSI is the best-known private HVAC school in the Southwest, with deep lab time, employer pipelines across Arizona, and an all-in price that bundles tools, gear package, and EPA certification rather than adding them afterward.
- Credential
- Refrigeration Technologies and related diplomas
- Length
- As few as 7 months; tracks run 6 to 15 months
- Cost
- Published program cost around $16,735 including tools, gear, EPA certification, and materials; other sources cite higher, so confirm
- Format
- In person with an online hybrid theory option
- EPA 608 prep
- Included in the program cost
- Accreditation
- ACCSC
Worth knowing: Published cost figures for RSI range from about $16,735 to over $30,000 depending on track and source; get your exact program's number in writing before signing anything.
National Technical Institute
Phoenix, AZNTI compresses entry-level HVAC training into three to four months with EPA testing bundled into tuition, the fastest legitimate classroom route in the Phoenix market for someone who needs to be employable by summer.
- Credential
- Accelerated HVAC certificate tracks
- Length
- 3 to 4 months, including a hybrid option
- Cost
- Private tuition with EPA testing included; confirm current price
- Format
- In person or hybrid
- EPA 608 prep
- Testing included in tuition
- Accreditation
- Private accredited institution
Worth knowing: Four months buys entry-level readiness, not mastery; plan on your first employer being your real school.
Pima Community College
Tucson, AZPima gives Tucson and southern Arizona a public HVAC route at community college pricing in a market where cooling demand rivals Phoenix but training options are far thinner.
- Credential
- HVAC certificates within building and construction technologies
- Length
- About 1 year
- Cost
- Community college rates
- Format
- In person
- EPA 608 prep
- Prepared for during the program
- Accreditation
- HLC
Worth knowing: Confirm the current award structure with Pima directly; this entry carries a stronger verification flag than most on this page.
UEI College
Phoenix and Mesa, AZUEI runs a 10-to-12-month diploma across Phoenix and Mesa campuses with blended scheduling built for working adults, preparing for both EPA 608 and R-410A credentials.
- Credential
- HVAC technician diploma
- Length
- 10 to 12 months
- Cost
- Roughly $18,000 to $20,000 per published estimates
- Format
- Blended online and on-campus
- EPA 608 prep
- R-410A and EPA 608 preparation included
- Accreditation
- Private accredited institution
Worth knowing: At this price the public GateWay AAS costs a third as much; UEI's case is schedule and speed, so make it prove that case for your calendar.
Vocational Training Institute
Phoenix, AZVTI sells training by the clock hour, 100 to 600 hours across flexible tracks, which suits someone adding a specific skill or testing the trade before committing to a full program.
- Credential
- Clock-hour certificate tracks from 100 to 600 hours
- Length
- As little as 4 weeks
- Cost
- Priced by track length; confirm per program
- Format
- In person
- EPA 608 prep
- Varies by track; confirm
- Accreditation
- Private licensed institution
Worth knowing: A four-week track is an introduction, not a qualification; employers will read it that way too.
Arizona Automotive Institute
Glendale, AZAAI, better known for automotive programs, runs a nine-month entry-level HVAC diploma in Glendale covering basic refrigeration and heating for the residential side of the Phoenix market.
- Credential
- HVAC and basic refrigeration diploma
- Length
- About 9 months
- Cost
- Private tuition around $15,000 to $18,000 per published estimates
- Format
- In person
- EPA 608 prep
- Prepared for during the program
- Accreditation
- Private accredited institution
Worth knowing: HVAC is a side program at an automotive school; tour the HVAC lab specifically and compare it against RSI's before paying similar money.
Arizona HVAC schools compared
| # | Program | Credential | Length | Cost |
|---|---|---|---|---|
| 1 | GateWay Community College | Certificate and AAS in Air Conditioning and Refrigeration Facilities Technology | 18 to 24 months for the AAS | About $6,644 tuition and fees for the full AAS per published figures |
| 2 | UA Local 469 Apprenticeship | Five-year registered apprenticeship with HVAC pathway | 5 years, night classes plus paid on-the-job training | No tuition |
| 3 | The Refrigeration School (RSI) | Refrigeration Technologies and related diplomas | As few as 7 months; tracks run 6 to 15 months | Published program cost around $16,735 including tools, gear, EPA certification, and materials |
| 4 | National Technical Institute | Accelerated HVAC certificate tracks | 3 to 4 months, including a hybrid option | Private tuition with EPA testing included |
| 5 | Pima Community College | HVAC certificates within building and construction technologies | About 1 year | Community college rates |
| 6 | UEI College | HVAC technician diploma | 10 to 12 months | Roughly $18,000 to $20,000 per published estimates |
| 7 | Vocational Training Institute | Clock-hour certificate tracks from 100 to 600 hours | As little as 4 weeks | Priced by track length |
| 8 | Arizona Automotive Institute | HVAC and basic refrigeration diploma | About 9 months | Private tuition around $15,000 to $18,000 per published estimates |
What do HVAC techs earn in Arizona?
Arizona HVAC technicians average about $55,200 per year, with entry-level graduates typically starting between $25 and $36 per hour and experienced techs in major metros pushing well beyond that. Licensing status moves the number more than anything else, which is why the Arizona licensing guide should be read alongside this list.
Arizona HVAC schools: frequently asked questions
Do you need a license to work in HVAC in Arizona?
Not as a technician. Arizona has no technician license; the Registrar of Contractors licenses the businesses, and the residential and commercial air conditioning classifications require four years of trade experience for the qualifying party. Working under a licensed contractor is both legal on day one and how you build those years.
How much does HVAC school cost in Arizona?
The spread is the widest in this guide: GateWay's full AAS runs about $6,644 in published figures, while private programs range from roughly $15,000 to $20,000 and published RSI figures run from $16,735 to over $30,000 depending on track. The Local 469 apprenticeship costs nothing and pays you for five years.
Is RSI worth the tuition?
RSI buys speed, lab depth, and employer pipelines, with tools and EPA certification bundled in, and it can have you working in as few as seven months. Whether that is worth two to four times GateWay's total cost depends on how much those months of earlier earnings matter to your situation. Get the exact track price in writing; published figures conflict.
How fast can you start working in HVAC in Phoenix?
Faster than almost anywhere. NTI's accelerated tracks run three to four months, VTI sells courses as short as four weeks, and the labor market is hungry enough that entry-level hiring happens year-round. The honest trade-off is that short programs produce helpers, not technicians; the title catches up with experience.