Can I still get Freon (R-22) for my old AC in Arizona?

By Michael Fitzgerald, Founder & Editor, Phoenix Cooling Guide
Technically reviewed by Tom Mattingly, Owner & President, AZ Trusted Air LLC (ROC 317368)
Published 2026-09-18

Any air conditioner in the Phoenix metro still charged with R-22 is running on hardware at least sixteen years old. EPA banned the manufacture of new R-22 equipment for the U.S. market after January 1, 2010, so the newest possible R-22 system in a Valley back yard or on a Valley roof left the factory in 2009. It has since worked through sixteen or more cooling seasons that run April into October, under 115-degree design conditions, with a condenser coil loading up with monsoon dust every August.

That is the honest context for every R-22 conversation. The refrigerant is not illegal, the equipment is not required to be retired, and a homeowner told otherwise is being sold something. What changed is arithmetic. No new R-22 has been produced or imported in the United States since January 1, 2020, every pound now comes from reclaim or pre-2020 stock, and the price of that pound is set company by company rather than published anywhere. This page separates the rules that genuinely exist from the pressure built on top of them.

How much does R-22 cost per pound now, and why is it so expensive?

The reason is structural, not seasonal. EPA's phaseout schedule set three hard dates. Production, import and use of HCFC-22 ended on January 1, 2010 except to service existing equipment. A broader ban on all HCFCs except servicing needs followed on January 1, 2015. On January 1, 2020 the remaining production and import of HCFC-22 and HCFC-142b stopped, and from that date EPA states that only recycled, reclaimed or previously produced HCFC-22 may be used to service existing equipment. Every pound going into a Phoenix condenser this summer was already in the country in 2019, or was recovered from somebody else's failing system and cleaned.

EPA said plainly that it expected reclaimed and previously produced HCFC-22 to remain available well after 2020 to service and maintain equipment, but that price and availability may change. Both have. There is no government-published R-22 price, no index a homeowner can look up, and the figures circulating on HVAC blogs in 2026 disagree with each other by an order of magnitude. This guide will not repeat one of them as fact. The number that matters is the one on a specific invoice in a specific Valley city.

Getting that number takes two questions asked before any work starts: what is the price per pound, in writing, and how many pounds will go in. The second answer is knowable in advance. The equipment nameplate lists the factory charge in pounds and ounces, and the rule of thumb of roughly two to four pounds per ton means a four-ton Phoenix split system commonly holds somewhere between eight and sixteen pounds. Topping off two pounds and recharging a system that has been evacuated after a repair are very different bills, even at the same price per pound.

A homeowner also cannot shop around the labor by doing it personally. EPA Section 608 certification is required for anyone who purchases, handles or recovers refrigerant, and anyone removing refrigerant from an appliance must evacuate it to required levels. That rules out buying bulk R-22 and topping off a system in the driveway. In a market where the material cost is unpredictable, the useful comparison is not brand against brand but repair total against replacement total, laid out on the repair-or-replace decision math.

Is it illegal to run an R-22 system, or just costly to repair?

The confusion is worth naming, because it gets used as a sales lever in the Valley every July. A homeowner is told the system is "illegal now" or "can't be worked on." Neither is true. EPA's own technician and contractor guidance answers the question directly: HCFC-22 can be used to service existing equipment, and servicing includes replacing failed components. Its consumer guidance on purchasing and repairing home air conditioners says the same thing from the homeowner's side. What ended in 2020 was supply, not legality.

The rules that do bind are handling rules. Under Clean Air Act Section 608, 40 CFR Part 82 Subpart F prohibits intentionally venting ozone-depleting substances or their substitutes during maintenance, service, repair or disposal. The permitted releases are narrow: de minimis quantities released during good-faith attempts to recover refrigerant, and refrigerant emitted during normal operation, which includes leaks, as opposed to releases during service. So a Valley system quietly leaking through August is not a violation by the homeowner. A technician blowing the charge to atmosphere instead of recovering it is a different matter.

The federal leak-repair duty that contractors sometimes invoke does not reach a house. EPA's leak-repair requirements — the 30-day repair clock, retrofit or retirement plans, verification testing and recordkeeping — apply to appliances containing 50 or more pounds of refrigerant. A residential split system holding eight to sixteen pounds is nowhere near that threshold. Separately, effective April 10, 2020, appliances with 50 or more pounds of substitute refrigerants are no longer subject to the 40 CFR 82.157 leak-repair and related recordkeeping requirements, though the venting prohibition was not rescinded for either ozone-depleting or substitute refrigerants. Further out, EPA's schedule bans production and import of all remaining HCFCs on January 1, 2030.

Arizona layers its own requirements on the work, not the refrigerant. The Arizona Registrar of Contractors states that a contractor license is generally required if labor and materials exceed $1,000, or if a permit is required regardless of the price of labor and materials, under A.R.S. §32-1121. The Arizona Commerce Authority states the same threshold and adds that an exempt person must include "not a licensed contractor" in any advertisement. Whether a straight changeout needs a permit depends on the municipality and on whether capacity or location changes; permit thresholds differ across Phoenix, Mesa, Chandler and Glendale, so the answer comes from that city's building department, not from a contractor's word.

For Phoenix-area homeowners who want this looked at on their own system, Phoenix Cooling Guide recommends AZ Trusted Air LLC (ROC 317368), whose owner Tom Mattingly reviews this guide. (623) 252-6403 · second opinion on a quote.

Should any R-22 leak automatically trigger replacement?

The decision turns on where the leak is and how much charge the system takes. A fitting, a Schrader valve or an accessible line-set joint is a contained repair, and the refrigerant bill is limited to what is lost plus what the recovery and recharge cycle costs. A coil leak is different: the labor is larger, the part is scarce for equipment discontinued after 2009, and the full nameplate charge of eight to sixteen pounds has to go back in at whatever the pound price is that week. The same leak on a rooftop package unit, which is common across older Phoenix housing stock, adds crane or roof access to the estimate.

Age arithmetic belongs in the conversation, and on R-22 it is unusually clean. Because no R-22 equipment has been manufactured for the U.S. market since the end of 2009, every R-22 system in the Valley is at least sixteen or seventeen years into service. In a climate where the cooling season runs April into October and attic-mounted air handlers and duct runs sit in 150 to 170 degree summer attics, that is a long service life already delivered, not a system with years of headroom. National lifespan tables written for four-month cooling seasons overstate what remains.

A defensible diagnosis says where the leak is. "It's low on Freon" is a symptom, not a finding. A homeowner is entitled to ask what method was used to locate the leak, whether the system was pressure-tested, and to have the location and the pounds added written on the invoice. A system that has been topped off two or three summers running has a leak nobody found, and every one of those recharges was paid for at scarce-refrigerant prices. That pattern is covered in recharge cost and leak diagnosis.

If the math favors replacement, the rebate rules are worth knowing before signing anything. SRP's Cool Cash AC rebate requires that the qualified system be installed by a contractor licensed in Arizona to install residential air-conditioning systems, with installation before April 30, 2027, that the customer be a permanent SRP residential electric customer in a single-family detached, single-family attached, mobile home or apartment/condo, and that the installation replace or supplement an existing central heat pump or central AC with a system meeting minimum efficiency ratings. Manual J load calculations must be submitted with the application on single-stage systems or the application will be delayed or denied. Rebate amounts and utility program status change between cycles, so the current figure should be confirmed at srpnet.com, and APS customers should confirm their own program status directly with APS.

Are drop-in replacement refrigerants for R-22 systems safe and effective?

"Drop-in" is marketing language, not an engineering category. A replacement blend has its own pressure-temperature relationship, its own capacity at a given condensing temperature, and in many cases its own lubricant requirement, because most R-22 systems were built around mineral or alkylbenzene oils. A retrofit properly done involves recovering the existing charge, confirming the manufacturer's procedure for that specific product, adjusting or replacing the metering device where required, and charging by weight to the retrofit specification rather than the nameplate. Anyone quoting a retrofit should name the product and produce its manufacturer guidelines.

Two things a retrofit cannot do. It cannot convert R-22 hardware to R-410A, which runs at substantially higher pressures than the components and line set were designed for. And it cannot be achieved by adding a different refrigerant on top of the existing R-22. Mixed refrigerant is contaminated refrigerant: it cannot be reclaimed to specification, its behavior in the system is unpredictable, and any later technician inherits a charge nobody can identify. If a retrofit happens, the product name and charge weight belong on the invoice and on a label at the unit.

Phoenix punishes marginal capacity in a way milder markets do not. A system sized for 115-degree design conditions has little reserve on an August afternoon, and equipment that gives up some capacity after a blend change may hold setpoint in April and fall behind in July — precisely when a failure is most expensive to fix. Add a condenser coil carrying monsoon dust and an attic air handler in 150 to 170 degree air, and the retrofit that looked adequate on paper can read as a system that no longer keeps up.

There are situations where a retrofit is a reasonable bridge: a rental being held for a season, a snowbird property running light loads from November to April, a household that needs one more summer before a planned changeout. What it is not is an efficiency upgrade or a reset of the equipment's service life. The compressor, coils, contactor and blower are all the same age they were the day before. The honest framing is time bought at a known price, which is the same framing used in deciding when to replace before refrigerant costs climb further.