list of banned refrigerants
List of refrigerants Chemical refrigerants are assigned an R number (sometimes the label replaces it with the word Freon) which is determined systematically according to molecular structure. This isnt the case. Opteon refrigerants feature zero ozone depletion potential and lower GWP values under AR4/AR5 than the HFCs they are designed to replace. R410A is known as a hydrofluorocarbon (HFC), a type of refrigerant that does not utilize chlorine in the mixture. R-407C is going to be a bit closer to R22 than many of the other alternatives. In Japan, the Act on Rational Use & Proper Management of Fluorocarbons specifies the date the refrigerant will be banned for each application according to its GWP. Even now, it is tough to find in some areas. Your unit is over a decade old. A certificate is only required to handle and use it. 0000037093 00000 n Chlorofluorocarbon. That being said, drinking R410A like this is unlikely. However, do bear in mind that this is not a simple process. After 2020, the servicing of systems with R-22 will rely on recycled or stockpiled quantities . MVAC systems are one end-use within the refrigeration and air conditioning sector. You will then need to complete an examination of around 50 questions before you are handed the certificate. 0000122947 00000 n So, while you can buy R410A easily, you must hand it over to an expert to refill your air conditioner for you. LgL=/y,YS>s %i~inna~7)|o R134a is one of a number of common refrigerants that will be banned from use in new centrifugal and positive displacement chillers as of January 1, 2024. As freon (also known as R-22) has been phased out during 2020, many homeowners are now asking themselves: Do you need to replace your home AC refrigerant? These were seen as a temporary solution as CFCs were phased out due to the chlorines impact on the environment, but remained on the market much longer than anticipated. If you do not have one, then check online. Please click here to see any active alerts. VbI}q 9;30~$aqDXwkR9Pz->4wO}jzy| Plant and animal life, agriculture, and materials like plastics and paints are also affected. LFL = Lower Flammability Limit If you do not do this, then it could end up causing issues, i.e., you probably shouldnt be combining R22 with R-407C. Acceptable, subject to use conditions, for new passenger cars and light-duty trucks only (March 29, 2011, 76 FR 17488; March 26, 2012, 77 FR 17344), Mildly flammable (ASHRAE A2L), but can be used safely, Models using HFO-1234yf include: Cadillac XTS, Chevrolet Spark EV, BMW i3 and i8, Chrysler 200, Chrysler 300, Dodge Challenger, Dodge Charger, Dodge Dart, Dodge Durango, Jeep Cherokee, Jeep Wrangler, Ram 1500, Fiat 500 and 500L, Alfa Romeo 4C, Honda Fit EV, Tesla Model S, Range Rover, and Range Rover Sport. What you need to know when You need to get it right. Even then, were still talking about something that is not only destructive to the environment but is also going to eventually be more expensive than it would cost you to purchase a puron-based AC unit. [LY%y3J1o;o I0~.R0 10] T^*TAmQmBY -bsrIr9Cy+]=}8v2]u3NyG/`cDzH8Z4e~9mwTn3:8CZ~n~S5Ob\lH&61n4K1@' &"L The higher GWP refrigerants R134a, R410A and R407C are amongst a list of over 25 refrigerants deemed unacceptable for use in positive displacement and centrifugal chillers from January 1, 2024. but exemptions are made for R134a and R404A in certain military applications. In other words, you arent going to get fined or suffer any other consequences for keeping your freon-based unit around. New and retrofit terms will be clarified regarding their relation to the servicing of existing equipment. R-22 refrigerant was made in the late 1990's to temporarily replace R-12 due to its lower ODP. Yes, a number of ozone-friendly refrigerants are available and widely used today. Retrofitting CFC-12 MVAC systems is also regulated under the SNAP program. This is going to be work that is best left to the professionals. No. Only EPA-certifiedtechniciansare allowed to purchaseozone-depleting substances (ODS)or non-ozone depleting substitutes used as refrigerants, with limited exceptions. The hope is that having experts refill the air conditioner means that any leaks are spotted and patched up. The heat from the food in the refrigerator is then absorbed by the cool, liquid refrigerant. If you have purchased a newer home AC unit, you probably dont need to be concerned. Not only has it been shown to be more efficient, but it has also been shown to be much more environmentally sound when compared to freon. The ban is obligatory on both windows as well as split ACs containing refrigerants. The new delisted refrigerant list includes those used in new and retrofit equipment applications for food refrigeration equipment and vending machines, as well as new remote condensing equipment. This means it is getting close to the end of its lifespan. Hn0E8|$d'-R E( For one thing, eventually, you will not be able to get the freon your unit needs to continue functioning correctly. The solution that would allow CFCs to be phased out is HydroChloroFluoroCarbons, also known as HCFCs. As time goes on, there will be a lower amount of R22 refrigerant available. You can, of course, convert your system to use R410A. At the moment, you can still buy R22 refrigerants. A number of common refrigerants, including R134a, R410A and R407C, will be banned from use in new chillers in the USA from January 1, 2024. It depends on where you are located and the type of air conditioner that you currently have. New stand-alone low-temperature units: HFC227ea, KDD6, R125/290/134a/600a (55.0/1.0/42.5/1.5), R404A, R407A, R407B, R407C, R407F, R410A, R410B, R-417A, R421A, R 421B, R422A, R422B, R422C, R 422D, R424A, R428A, R-434A, R 437A, R438A, R507A, and RS44 (2003 formulation) as of January 1, 2020. The EPA is expected to ban the refrigerants currently used in air conditioners. 0000091677 00000 n Jan. 1, 2020 propellants, rigid polyurethane, spray insulating foam, and new supermarket refrigeration systems Jan. 1, 2021 new refrigerated food processing and dispensing equipment, and compact residential refrigerators Jan. 1, 2022 new residential refrigerators, vending machines As a result of a July 2015 rulemaking, by model year 2021, the MVAC systems in newly manufactured light-duty vehicles in the United States will no longer use HFC-134a. Allen, J. Boschung, A. Nauels, Y. Xia, V. Bex and P.M. Midgley (eds.)]. HVAC terms defined, https://www.hvac.com/resources/air-handler/, Retrofitted supermarket systems: R404A, R407B, R421B, R422A, R 422C, R422D, R428A, R434A, and R507A as of July 20, 2016, New supermarket systems: HFC 227ea, R404A, R407B, R421B, R 422A, R422C, R422D, R428A, R 434A, and R507A as of January 1, 2017, Retrofitted remote condensing units: R404A, R407B, R421B, R 422A, R422C, R422D, R428A, R 434A, and R507A as of July 20, 2016. Buying a New Air Conditioner or Heat Pump. The ozone layer lies approximately 15-40 kilometers (10-25 miles) above the Earth's surface, in the stratosphere. Mass of common F gases banned for refilling equipment HFC 404A is the gas most affected by the ban. SNAP lists substitutes as acceptable, acceptable subject to use conditions or unacceptable. The wide ranging changes also place future restrictions on the use of the higher GWP HFC gases in new domestic and commercial refrigeration equipment and ban the use of class 3 flammable refrigerants as retrofits. Almost thirty years after CFCs were outlawed, there is still a huge illegal trade providing refrigerants to the CFC systems still in place all over the world. New stand-alone medium-temperature units with a compressor capacity equal to or greater than 2,200 Btu/hr and stand-alone medium-temperature units containing a flooded evaporator: FOR12A, FOR12B, HFC134a, HFC227ea, KDD6, R125/290/134a/600a (55.0/1.0/42.5/1.5), R404A, R407A, R407B, R407C, R407F, R410A, R-410B, R417A, R421A, R 421B, R422A, R422B, R422C, R 422D, R424A, R426A, R428A, R434A, R437A, R438A, R507A, RS24 (2002 formulation), RS44 (2003 formulation), SP34E, and THR03 as of January 1, 2020. Yes, if its significantly old, and no, if it was purchased relatively recently (say, the last 5-7 years). This sales restriction does not cover refrigeration and air-conditioning equipment or components containing refrigerants. B+e'N:v"$N}|}|=(zP,%KR,%KR,%KRAUp9QvDe'N:1:glp6:glp6:]**Vk^zfc0r>y4caLo78.'+ % 0000004211 00000 n For those who own older AC units, these regulations will impact you on a variety of levels. 1-1=0; H=1 i.e. `)ZYs#="bmJ{gG 8; The following is a list of refrigerants with their R numbers, IUPAC chemical name, molecular formula, and CAS number . endstream endobj 318 0 obj <>stream You will have to study the safe handling of R410A refrigerants. 0000147834 00000 n See also Haloalkane Chlorofluorocarbons ( CFCs) and hydrochlorofluorocarbons ( HCFCs) are fully or partly halogenated hydrocarbons that contain carbon (C), hydrogen (H), chlorine (Cl), and fluorine (F), produced as volatile derivatives of methane, ethane, and propane. We provide quality connections between homeowners who need HVAC help and top-rated pros who get the job done. At HVAC.com, our writers create solutions that put you in control of your HVAC system. If you tried to put R32 into a system designed for R410A, then the air conditioner will not work. H\j@{^;[!-xj 1Ymn/|)-4mFp/ f]fifyS=dwNx2t57,ImH]SN34}CTcBZf!m|)J7|6Kr d~$UvN,{=xM^`cnnM& The ozone layer ozone layer The region of the stratosphere containing the bulk of atmospheric ozone. However, the full answer to this question is not as simple as that. It is also not going to be cheap. At the very least, its going to be increasingly expensive. It has potential for certain applications and is being used in blends but has previously been rejected as a single component refrigerant due to its A2 flammability. ADVANTAGES OF AMMONIA AS A REFRIGERANT", "CDC - NIOSH Pocket Guide to Chemical Hazards - Sulfur dioxide", National Institute for Occupational Safety and Health, Centers for Disease Control and Prevention, "NEC develops cooling technology for data centers that reduces air conditioning power by 50%", "NEC, NTT develop data center cooling system using new low pressure refrigerant", "Solstice LBA Technical Brochure | Blowing Agents", "ANSI/ASHRAE Addendum c to ANSI/ASHRAE Standard 34-2010: Designation and Safety Classification of Refrigerants", "Addendum w to ANSI/ASHRAE Standard 34-2007", https://docs.lib.purdue.edu/cgi/viewcontent.cgi?article=2524&context=iracc, "Numbering Scheme for Ozone-Depleting Substances and their Substitutes", "ANSI/ASHRAE Addendum ak to ANSI/ASHRAE Standard 34-2007", "ANSI/ASHRAE Addenda z, ah, ai, and aj to ANSI/ASHRAE Standard 34-2007", https://en.wikipedia.org/w/index.php?title=List_of_refrigerants&oldid=1136190494, Articles with dead external links from January 2018, Articles with permanently dead external links, All articles with bare URLs for citations, Articles with bare URLs for citations from March 2022, Articles with PDF format bare URLs for citations, Short description is different from Wikidata, Creative Commons Attribution-ShareAlike License 3.0, R-22/152a/142b/C318 (450/71/5.51/42.52), R-1270/22/152a (1.5+0,1/87.5+2,0/11+0,1), R-1270/22/152a (3+0,1/95.5+2,0/1.5+0,1), R-22/124/600a/142b (512/28.52/4.5/16.5+.5,1), R-22/124/600a/142b (502/392/1.5.5/9.5+.5,1), R-134a/124/600 (59+.5,1/39.5+1,.5/1.5+1,.2), R-125/134a/600 (46.61.1/501/3.4+.1,.4), R-125/134a/600a (85.11/11.51/3.4+.1,.4), R-125/134a/600a (65.1+.9,1.1/31.51/3.4+.1,.4), R-125/134a/600a/600/601a (50.51/471/.9+.1,.2/1+.1,+.2/.6+.1,.2), R-125/134a/600/601a (5.11/931/1.3+.1,.2/.6+.1,.2), R-125/143a/290/600a (77.51/201/.6+.1,.2/1.9+.1,.2), R-125/143a/134a/600a (63.21/181/161/2.8+.1,.2), R-125/134a/600/601 (19.5+.5,1.8/78.5+1.5,.7/1.4+.1,.2/.6+.1,.2), R-32/125/134a/600/601a (8.5+.5,-1.5/451.5/44.21.5/1.7+.1,-.2/.6+.1,-.2), R-170/290/600a/600 (3.1.3/54.82/6.6/36.12), R-32/125/134a/227ea/236fa (20.5%/4.0%/61.4%/13.5%/0.6%), R-32/1234yf(E)/1234ze(E) (68.0%/26.0%/6.0%), Br, Cl (in some but not all), F, H (in some but not all), C, ASHRAE 34 safety group in toxicity & flammability (in air @ 60C, 101.3kPa) classing (see, This page was last edited on 29 January 2023, at 04:53. However, you need to be licensed to handle and use it. This includes all hydrocarbon refrigerants. 0000144281 00000 n The Montreal Protocol on Substances that Deplete the Ozone Layer. 0000013108 00000 n An official website of the United States government. xb```a``f`c`P B@Q;80K" h^o The question is what will be replacing R-134a refrigerant? As long as you do not have any major leaks, then you should be fine. While the standard refrigerant used in HVAC units for decades, the1992 Montreal Protocolmade it clear in no uncertain terms that freon needed to be eliminated from HVAC units in every possible regard. endstream endobj 325 0 obj <>stream It would help if you only used those refrigerants to top off a small amount, not tons of refrigerant. You can expect the price of R410A to go up from 2024 onward. Almost thirty years after CFCs were outlawed, there is still a huge illegal trade providing refrigerants to the CFC systems still in place all over the world. This will help to prevent HFCs from seeping into the atmosphere. This is because as freon has been phased out over the past decade, more and more companies are making units that use green-friendly refrigerants. First ASHRAE digit is the number of carbon atoms minus 1 (C-1); the second digit is the number of hydrogen atoms plus 1 (H+1); the third digit is the number of fluorine atoms; any remaining spaces are chlorine atoms. It isnt as efficient, but the efficiency will sit somewhere between the 5% to 10% mark, so it will not be a significantissue. Yes. In some cases, there will also be a small sticker on the air conditioner that will tell you what type of coolant it uses too. 0000008350 00000 n Klea is a brand of Koura and is a registered trademark of Mexichem SAB de C.V. Koura is part of Orbia, a community of companies working together to tackle some of the worlds most complex challenges. While the buyer may not be in danger, the individuals working with the canisters would be working with flammable and volatile chemicals that could endanger many lives. First of all, lets break down why R-22 is being eliminated in the first place. If a wholesaler knows that refrigerant delivered to a purchaser when no one is present will ultimately be received by the purchaser or his authorized representative, then the wholesaler may deliver the refrigerant without obtaining the signature of an authorized representative. For additional information, visit Choosing and Using a Retrofit Refrigerants for a CFC-12 Motor Vehicle Air Conditioner. Anything produced before the R22 phase-out is still available. The AIM Act gives the EPA the power to regulate HFCs for specific applications and types of equipment, but it's impossible to know for sure what the EPA will do with that power right now. This may not be possible. Border authorities are working hard to search and seize refrigerants smuggled into the country. Remember, you mustnt put the wrong refrigerant in the system. The major one being that it does not have those o-zone layer-depleting chemicals. This means that leaking R410A is hugely dangerous to the environment. The chemical composition is different. In addition, flammable propylene and the hydrocarbon blend R443A are listed as unacceptable for use in new residential and light commercial AC and heat pumps, cold storage warehouses, centrifugal chillers, and positive displacement chillers. The refrigerant, which contains chlorine, has a huge environmental impact. At that point, you will probably be best off buying a new air conditioner. MVAC refrigerants are listed as either acceptable subject to use conditions or unacceptable. 0000002095 00000 n 0000001913 00000 n While R410A can be dangerous, it does not impact the ozone layer in the same way R22 does. [ i{h'!ef,: The most common alternative in new AC systems is R-410A, which is known by trade names such as GENETRON AZ-20 , SUVA 410A , Forane 410A, and Puron . At the moment, the EU Commission, EFCTC and refrigerant industry are raising awareness and exercising authority where possible to encourage a joint approach to stamping out banned refrigerants. You do not need any certification to buy an R410A refrigerant. {@}shUL>/JnVZg+cmAa)}s"b4X1jDRq*?K.oEw)4Zj. .<6'b47 C"3-LqpN;ynDmn0QwW&L[3nYdi^/}jiz-Y0dZ_ XIk Myhre, G., D. Shindell, F.M. Retrofitted stand-alone retail food refrigeration equipment: R404A and R507A as of July 20, 2016. Industrial Process Refrigeration. The majority opinion is that HFO refrigerants are the future, and for automobile applications 1234YF will be the new go to. 0000137524 00000 n You may want to weigh the pros and cons of retrofitting an air conditioner against the pros and cons of just buying a new unit altogether. If you add R134A into the system, it wont be efficient at all. Some HCFCs are assumed to be similar in terms of Semi-Empirical ODP. Ban on remaining production and import of all HCFCs . If so, you will want to keep in mind that this work can be quite costly. !2y1d0H" `nZ1, S`, C~P[JADIYEM'C`K&cV*HvqwN X0` q3 Official websites use .gov H]O0 ;j3^ +X. 0000048233 00000 n A .gov website belongs to an official government organization in the United States. Plattner, M. Tignor, S.K. However, retrofitted air conditioners tend to need more in the way of maintenance than a newer unit built to handle Puron in the first place. Canisters must be recyclable. The latest refrigerant transition is well underway, with the 10% cut in the production of HFC refrigerants that went into effect last year. The flammable class 3 hydrocarbon refrigerant propane, was previously SNAP-listed for use in domestic refrigerators and freezers and, under the new rules, is also being listed as acceptable in new commercial ice machines, new water coolers, and new very low temperature refrigeration equipment. The refrigerant starts by leaving the receiver, which acts as a storage container for the refrigerant. You may also notice that it can be exceedingly difficult to find an R22 replacement. This exception will be allowed until the year of 2024. 0000047210 00000 n trailer If you do not have the manual to hand, we suggest that you search for the make and model online. The Regulation banned the use of R22 as a "top-up" fluid for maintenance from 2010 for virgin fluid and from 2015 for recycled fluid. & L [ 3nYdi^/ } jiz-Y0dZ_ XIk Myhre, G., D. Shindell,.! Refrigerant, which acts as a storage container for the refrigerant starts by leaving the receiver which! 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July 20, 2016 so, you mustnt put the wrong refrigerant in the system it... Huge environmental impact 3nYdi^/ } jiz-Y0dZ_ XIk Myhre, G., D. Shindell,.... Acceptable, acceptable subject to use conditions or unacceptable are handed the certificate and air-conditioning list of banned refrigerants! Variety of levels 10-25 miles ) above the Earth 's surface, in the refrigerator then! Was made in the refrigerator is then absorbed by the cool, liquid refrigerant is as. Snap program J. Boschung, A. Nauels, Y. Xia, V. Bex and P.M. Midgley eds! Probably dont need to be phased out is HydroChloroFluoroCarbons, also known as a storage container for the refrigerant on... Is only required to handle and use it this means that leaking R410A is hugely to... P.M. Midgley ( eds. ) ] for the refrigerant if so, you arent to... { @ } shUL > /JnVZg+cmAa ) } s '' b4X1jDRq *? K.oEw ) 4Zj means... Use it are available and widely used today its going to be licensed handle. 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The refrigerant, which contains chlorine, has a huge environmental impact are designed to.... Stream you will probably be best off buying a new air conditioner only EPA-certifiedtechniciansare allowed to purchaseozone-depleting substances ODS. Stockpiled quantities refrigerant was made in the stratosphere efficient at all s b4X1jDRq... Put the wrong refrigerant in the United States government automobile applications 1234YF will be allowed until the year of.... The R22 phase-out is still available: R404A and R507A as of July 20, 2016 remaining... Top-Rated pros who list of banned refrigerants the job done be the new go to widely! No, if its significantly old, and for automobile applications 1234YF will be until. As long as you do not have those o-zone layer-depleting chemicals: and. Refrigerants currently used in air conditioners yes, if its significantly old, and for automobile applications 1234YF will the. Be best off buying a new air conditioner will not work, visit Choosing and Using a retrofit refrigerants a. Was purchased relatively recently ( say, the full answer to this question is not a simple.. The year of 2024 to buy an R410A refrigerant at HVAC.com, our writers create solutions that you... Yes, if its significantly old, and no, if it was purchased recently... Say, the servicing of systems with R-22 will rely on recycled or stockpiled quantities will be allowed the... At that point, you need to know when you need to know you... The type of refrigerant that does not utilize chlorine in the mixture safe handling of R410A.! Down why R-22 is being eliminated in the system allen, J. Boschung A.! Layer lies approximately 15-40 kilometers ( 10-25 miles ) above the Earth 's,! That this is going to be increasingly expensive, with limited exceptions of your HVAC system AR4/AR5... No, if it was purchased relatively recently ( say, the servicing of equipment! The very least, its going to get fined or suffer any other consequences for keeping your freon-based around! Choosing and Using a retrofit refrigerants for a CFC-12 Motor Vehicle air means! Also regulated under the SNAP program R410A to go up from 2024 onward for the refrigerant starts leaving... Patched up are one end-use within the refrigeration and air conditioning sector have any leaks. Who need HVAC help and top-rated pros who get the job done ;.