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New AC Refrigerant In 2025: Explaining R-454B

February 25, 2025 | Blog

Introducing R-454B: New Home AC Refrigerant For Winder, GA, Comfort

At Absolute Comfort Air, we always prioritize keeping up with the latest updates to HVAC technology. The transition to new refrigerants is no exception! 2025 introduces a significant change to the world of air conditioning: the phase-out of R-410A and the introduction of R-454B as a refrigerant for new AC systems.

This change will impact both residential and commercial air conditioning units. Not only will it affect the installation process, but it will also have impacts on air conditioner maintenance and repairs. In this blog, we’ll explain what R-454B is and what it means for your home’s cooling system.

What is R-454B Refrigerant?

R-454B is a hydrofluoroolefin (HFO) refrigerant designed as a more environmentally friendly option than refrigerants like R-22 Freon®. It was developed as part of an effort to reduce the global warming potential (GWP) of refrigerants.

Why R-454B Is The New Standard

R-454B offers a low GWP and is more than 75 percent lower than the former R-410A refrigerant. This drastic reduction in GWP makes R-454B a more sustainable and environmentally responsible choice for cooling systems. New air conditioning systems are being designed to accommodate R-454B instead of refrigerants that are harmful to the ozone layer.

R-454B is not only a greener option, but it also has performance characteristics that make it well-suited for today’s modern AC systems. Its efficiency is on par with older refrigerants, making it a desirable option for those seeking HVAC upgrades.

What Does This Mean for Your Home AC Refrigerant?

If your current system still uses Freon or R-410A refrigerant, don’t fret! You don’t necessarily have to upgrade your system yet. These chemicals are still available in stockpiles or from recyclable sources. However, these amounts are limited — and the costs may rise as the limited supply becomes more in demand.

The introduction of R-454B will not only address environmental concerns but also offer homeowners a reliable alternative for keeping their AC systems running smoothly. When you need air conditioner repairs for refrigerant leaks, the team at Absolute Comfort Air can help.

How R-454B Improves AC Performance and Efficiency

R-454B provides several benefits over older refrigerants. Its physical properties make it a highly efficient refrigerant, offering homeowners the potential for lower energy bills. Its low energy consumption can result in more consistent cooling, which is beneficial during hot Georgia summers.

R-454B is part of the industry’s efforts to reduce the environmental impact of refrigerants. With its lower GWP, it plays a key role in helping the HVAC industry meet regulatory guidelines and sustainability goals.

What Happens If You Have An AC Freon Leak?

An AC Freon leak can lead to several issues in your HVAC system, including poor cooling capacity, higher energy bills and potential long-term damage to the system. If your AC system is leaking refrigerant, it may not operate efficiently, and you could find yourself needing a recharge sooner than expected.

What To Do If You Suspect A Refrigerant Leak

If you notice your air conditioner isn’t cooling properly, the cause may be a refrigerant leak. Here’s what you can do to solve the issue:

  • Turn off the system to prevent further damage.
  • Check if the air blowing from the vents is warm.
  • Reach out to Absolute Comfort Air for a thorough AC service.
  • Schedule a refrigerant recharge to restore your unit to efficient operation.

Prepare For The Transition To R-454B With Absolute Comfort Air

As the HVAC industry continues to evolve, the switch to R-454B refrigerant in 2025 marks a major milestone in improving both the environmental impact and performance of air conditioning systems. Absolute Comfort Air is here to help guide you through this transition. We ensure that your home’s AC refrigerant needs are met with care and professionalism.

Whether you’re facing an AC refrigerant leak or upgrading your system to accommodate new refrigerant, we are your trusted partner for all your HVAC needs. Contact Absolute Comfort Air today to learn more about how R-454B can benefit your home.

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