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Home » A2L Refrigerants

Articles Tagged with ''A2L Refrigerants''

Danfoss-A2L-sensors.jpg
FROSTlines

Smart Solutions For Adapting to A2L Refrigerants

Advanced technologies can help improve system performance and reliability
Danfoss-Matt-Lauck.png
Matt Lauck
July 1, 2025

Advanced HVAC technologies are supporting the A2L refrigerant transition by improving system efficiency, safety, and reliability. 


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Chemours-Ice-Rink-2.jpeg
FROSTlines

First A2L Ice Rink Installed in Canada

The modular design of the new R-454A system increases energy efficiency and reliability
June 30, 2025

Collaboration and teamwork led to the successful design and installation of Canada’s first ice rink to use an A2L refrigerant.  


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Technician-servicing-heat-pump.jpg

Everything HVAC Contractors Need To Know About the R-454 Shortage

What’s causing the refrigerant shortage, and when will it end?
Hannah Belloli
Hannah Belloli-Oster
June 24, 2025

The HVACR industry is in the thick of a major refrigerant transition — and R-454B is suddenly in short supply. Why is one new refrigerant hard to find while another isn’t? What can contractors do when demand is surging, supply is tight, and customers are sweltering? Here, experts break down the manufacturing missteps, shifting pressures, and real-world solutions.  


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Walk-in-Cooler-and-Freezer.jpg
FROSTlines

Optimizing Refrigeration Efficiency and Cost with A2L Controls

Advanced controls can help increase savings and streamline operations
Keith-Headshot.jpg
Keith Gifford
Bill-headshot.jpg
Bill Merritt
June 9, 2025

Today’s advanced electronic control solutions provide A2L compliance, as well as a simplified, continuously monitored solution for operators and technicians. 


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Obrzut R454B.jpg
FROSTlines

R-454B Shortage Is No Excuse for Mixing Refrigerants

Shortcuts are often illegal and can compromise system performance and void warranties
Joanna Turpin
Joanna R. Turpin
May 27, 2025

Short on R-454B? Don’t risk mixing refrigerants — doing so could jeopardize safety, system performance, and your reputation.


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Kyle Gargaro - Opinion

3 Things the HVAC Industry Must Do Now to Solve the R-454B Shortage

With supply tight and demand surging, manufacturers and contractors need to change course to ease the pressure on R-454B availability
Kyle Gargaro
Kyle Gargaro
May 21, 2025

The R-454B shortage has caught much of the HVAC industry off guard. Here's how contractors can make the best of a tough situation.


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HVAC Distributors Face Hurdles Amid R-454B Shortage: An HVAC Minute Video Update - May 20, 2025

HVAC Distributors Face Hurdles Amid R-454B Shortage

An HVAC Minute Video Update: May 20, 2025
Hannah Belloli
Hannah Belloli-Oster
May 20, 2025
As HVACR distributors across the U.S. brace for the busy summer months, a critical shortage of R-454B refrigerant cylinders is creating mounting challenges.
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Heatcraft-3.JPG
FROSTlines

Dual-Refrigerant Systems Help the Transition from HFCs to A2Ls

Future-proof evaporator replacements can support both A1 and A2L refrigerants
Don Fort
Don Fort
May 17, 2025

Technology transitions can be scary, but refrigeration manufacturers have made it easier by offering evaporators that can work with either an A1 or an A2L refrigerant. 


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Opteon cylinder.jpg

Patience, Not Policy, Will Solve the Refrigerant Shortage

HARDI and AHRI share how they are working to ease the shortage of R-454B
Talbot H. Gee Stephen Yurek
May 13, 2025

Hasty policy decisions could threaten what has, up until now, been a successful refrigerant transition.


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Joanna's Point of View

Don’t MacGyver a Solution to the R-454B Shortage

DIY approaches can damage systems, void warranties, and endanger safety
Joanna Turpin
Joanna R. Turpin
May 12, 2025

Mixing refrigerants in an R-454B system may seem harmless, but it can compromise system performance, void warranties, and create serious safety and reliability risks. 


Read More
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    R-455A Refrigeration: A Cold Storage Solution for the Future

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    Consolidating Roof Penetrations: A Growing Trend in Multifamily HVAC Design

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