AC Installation in Clifton, AZ
A new air conditioner in Clifton will run from June through September every year. Tell us about the house, and a licensed contractor who covers Greenlee County will get in touch.
Tell us about the job
It takes about a minute.
Four months of real heat in Clifton
Summer afternoons in Clifton average 88°F, June through September. That is the four months a new air conditioner has to handle here.
Any central air conditioner installed new has to meet the federal efficiency minimum of 14.3 SEER2. That applies whether you are replacing an old system or putting in cooling for the first time.
- 4 months
- June through September, your air conditioner is on duty
- 88°F
- the average summer afternoon it cools against
- 13.4 SEER2
- the federal minimum any new unit must meet

NOAA nClimDiv, 1991–2020 normals
Going above the federal minimum saves little here, about $10 a year.
Estimates for a typical Greenlee County home, from EIA household energy data, Arizona fuel prices and NOAA climate normals. Your home will differ.
Arizona requires HVAC contractors to hold a state license.
The license belongs to the contractor, not to this one job. Arizona's Registrar of Contractors tests and records the contractor before the license is issued, so anyone doing business as a licensed HVAC contractor in Greenlee County has already answered to the state once, and stays on file with them after this job is done.
That license is what stands behind the person doing the work. For the installation itself, most cities and counties also require a permit from the local building office, with an inspection once the work is finished. That is a separate check from the state license, and it happens at your address, not in the contractor's file.
Sources: Arizona State Legislature · Arizona Registrar of Contractors
- What size air conditioner does my house need?
- There's no fixed size that fits every house, it depends on the square footage, the insulation, how many windows you have and which way they face, and how many people live there. A unit that's too big will cool the house fast but shut off before it pulls the humidity out, leaving the air feeling damp. One that's too small will run constantly all summer and still struggle on the hottest afternoons. A contractor works this out with a load calculation on your actual house, not a chart based on square footage alone.
- Should I replace the whole system or just the outdoor unit?
- In most cases you want to replace both the outdoor unit and the indoor coil together. The two are matched to work at a specific efficiency and capacity, and pairing a new outdoor unit with an old coil usually means you lose the efficiency gain you paid for, and sometimes voids the warranty on the new equipment. If your indoor coil is still in good shape and the systems are compatible, a contractor can tell you after inspecting both parts. Age matters too. If your current system was installed before 2023, it may not meet the current federal efficiency minimum of 14.3 SEER2, and a mismatched pair could fall short of that.
- Do HVAC contractors in Clifton need a state license to work on my home?
- Yes. Arizona requires HVAC contractors to hold a state license, issued by the Registrar of Contractors. Before hiring anyone, you can confirm their license is active and in good standing directly with the Registrar.


