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Out with the Old: Why It's Time to Replace Your R-22 HVAC Unit with R-454B

If your home still relies on an R-22 HVAC unit, now is the time to consider an upgrade. As we approach 2025, the transition to R-454B refrigerant is on the horizon, bringing new technology and regulations to the forefront of the HVAC industry. We'll explore why it's crucial to replace your R-22 unit before the shift to R-454B, how to identify if your unit is still using R-22, and what to expect from the next generation of HVAC systems.


Why R-22 Units Are a Thing of the Past


R-22, commonly known as Freon, has been the standard refrigerant in HVAC systems for decades. However, due to its ozone-depleting properties, it has been phased out under the Montreal Protocol. As of January 2020, the production and import of R-22 were halted in the United States. While existing units can still operate, the cost of maintaining an R-22 system is skyrocketing due to the limited availability of the refrigerant. If your unit requires a recharge or repair, you could face significant expenses, not to mention the environmental impact.


HVAC data plate indicating system uses R-22.

Know Your System: Is Your Unit Still Operating on R-22?


Before making any decisions, knowing what refrigerant your current unit uses is essential. If you're unsure, you can check the data plate on your HVAC system. This metal plate, usually located on the outdoor condenser unit, contains crucial information, including the type of refrigerant the system uses. Look for the designation "R-22" on the data plate. If you see it, it's time to start planning for a replacement.


If you have an R-22 system, it's important to note that we at Wurke Bettler no longer carry the refrigerant on our service trucks and haven't for over five years. When an R-22 system experiences a refrigerant issue, it must be replaced. Additionally, R-22 systems haven't been manufactured since 2009. This means that if your system still uses R-22, it's at least 15 years old, which is typically the end of the life cycle for most HVAC equipment. Upgrading now will avoid costly repairs and ensure your system is running efficiently with the latest technology.


The Future with R-454B: What You Need to Know


R-454B, marketed as a more environmentally friendly alternative, is set to become the new standard refrigerant in 2025. While this new technology promises a lower global warming potential (GWP) than R-22 and even R-410A (the current standard), some key considerations must be kept in mind.


1. Increased Costs: New R-454B systems are expected to come with a higher price tag due to the advanced technology and the ongoing research and development in this field. The initial investment might be steeper compared to older units, but the long-term benefits in energy efficiency and environmental impact could be worth it.

2. Field Testing: While R-454B has been tested in labs and limited field trials, widespread usage and feedback are still evolving. This means that as we move closer to 2025, technology updates or changes may be based on real-world performance.

3. Compatibility Concerns: If you're considering replacing just the refrigerant in your existing unit, think again. R-454B is not a drop-in replacement for R-22 or even R-410A systems. A complete system upgrade will likely be necessary to ensure compatibility and efficiency.


What Should You Do Next?


If you're still operating an R-22 unit, it's time to start planning for the future. Here's what you can do:

Check Your Unit: Locate the data plate on your system and verify if it's using R-22. If it is, consider the benefits of upgrading sooner rather than later.

Consult with a Professional: Talk to an HVAC expert who can guide you through selecting a new system that meets your needs and budget. They can also provide insights into the latest R-454B technology and how it will impact your home.

Plan for the Future: Replacing your system now could save you money in the long run. Not only will you avoid the escalating costs of R-22, but you'll also be ahead of the curve when the R-454B transition entirely takes effect.


As the HVAC industry evolves, staying informed and proactive about your system's needs is more important than ever. Upgrading from an R-22 unit to a newer system before the widespread adoption of R-454B is smart for your wallet and the environment.


If you need help figuring out where to start, reach out to your local HVAC professional to discuss your options and make a plan that works for you.


CONTACT WURKE BETTLER FOR MORE INFORMATION, AND LET'S DISCUSS YOUR OPTIONS.

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