R-421A Refrigerant Facts & Info Sheet

R452A refrigerant Fact & Info Sheet

R-421A is a highly efficient hydrofluorocarbon that is a drop-in replacement for R22 refrigerant. It consists of 2 components; that is, 58% of R-125 and 42% of R-134A. The refrigerant blend came into existence at a time when governments had signed a treaty to eliminate ozone-depleting refrigerants. Although R22 had a low impact on the … Read more

How Much Is R-410A Refrigerant Per Pound in 2021?

How Much Does It Cost?

Greetings ladies and gentlemen! It’s just a few days before Thanksgiving. The weather is quite cold outside and I am sitting in my office, sipping at a cup of coffee, and thinking about refrigerant. Yes, it seems that refrigerant is always on my mind, even during these colder winter months. In fact it is actually … Read more

Product Review: Elitech IR-200 Dual Sensor Leak Detector

Elitech IR-200 Dual Sensor Leak Detector

Hello folks and welcome to RefrigerantHQ. Today we will be doing another one of our product reviews. As we all know having the right tools for the job can make all the difference in the world. The same can be said when it comes to leak detection. Sure you can do it the old school … Read more

US Supermarkets & HFC Refrigerants

Last week the Environmental Investigation Agency (EIA) published a report that took a look United States supermarket chains. The EIA is an international agency that lobbies against environmental abuse from companies, governments, and groups. They were founded in 1984 in the United Kingdom by three environmental activists. Today they have offices within the UK and … Read more

R-448A N40 Refrigerant PT Chart

RefrigerantHQ's Pressure Charts

One of the very first steps when it comes to diagnosing your home air conditioner, refrigerator, or even your vehicle’s air conditioner is understanding the temperature and the current pressure that your system is operating at. Having these facts along with the saturation point, the subcool, and the superheat numbers for the refrigerant you are … Read more

EPA Proposes A2L Refrigerants for Air Conditioners


Towards the end of May the Environmental Protection Agency announced their latest proposed Significant New Alternative Policy (SNAP) rule. At this time the rule is just proposed and not finalized. That being said, this rule will definitely have an impact on the industry and the future of air conditioning within the United States. This time … Read more

Colorado & Virginia Announce HFC Phase Down


More dominoes fell last month when Colorado and Virginia announced that they will be phasing down HFC refrigerants. This now brings the total states acting, or working towards, phasing down HFC refrigerants to sixteen. If you count just the states that have moved forward with legislation or regulation then Colorado and Virginia is now the … Read more

The Argument Against the HFC Senate Bill S. 2754

As most of you know there is pending legislation within the United States Senate that aims to phase down HFC refrigerants across the country. It is titled the ‘S.2754 – American Innovation and Manufacturing Act of 2019.‘ I wrote about this when it was first introduced back in October of 2019.  This legislation is yet … Read more

Are HFO Refrigerants Sustainable?

I was thinking about this very topic earlier today. As we all know HFC refrigerants are being phased down across the world. While we are still lagging behind within the United States we can be assured that HFC’s do not have much of a future. There are many states pushing their own individual legislation on … Read more