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Converting two ACs from R22 to R438a : r/HVAC
Reddit · r/HVAC
20+ comments · 8 years ago
Reddit · r/HVAC
20+ comments · 8 years ago
I'm trying to get a quote for either refilling the R22 or draining and filling with R438a. I've only been able to get one company to give me a fill rate for R ...Read more
Does anyone have experience replacing R22 with R438A?
Facebook · A/C Air Conditioning & Heating - HVAC&R help questions & answers
10+ comments · 1 year ago
Facebook · A/C Air Conditioning & Heating - HVAC&R help questions & answers
10+ comments · 1 year ago
Have done it many times. Works great, just follow the manufacturers instructions on line.|I've used about 10 bottles in last few years with ...
High-efficiency R438A for R22 systems - Tanin refrigerant
taninrefrigerant.com
https://www.taninrefrigerant.com › tag › high-efficienc...
taninrefrigerant.com
https://www.taninrefrigerant.com › tag › high-efficienc...
R438A is an HFC-based, non-ozone-depleting refrigerant designed to replace R22 in existing air conditioning and refrigeration systems. It enables efficient ...Read more
R-438A ODP AND GWP ADVANTAGES
דיין מוצרי קירור
http://www.dayan-rs.com › dbsAttachedFiles
דיין מוצרי קירור
http://www.dayan-rs.com › dbsAttachedFiles
PDF
For most systems, R-438A may have 5 to 10 percent lower capacities with similar. EER when compared to R-22. Because most R-22 systems in service today have.Read more
2 pages
R438A Refrigerant Gas for AC | R22 Retrofit Solution
Xiamen Juda Chemical & Equipment Co., Ltd.
https://www.fluorined-chemicals.com › freon-gas › refri...
Xiamen Juda Chemical & Equipment Co., Ltd.
https://www.fluorined-chemicals.com › freon-gas › refri...
R438A (also known as MO99) is a non-ozone-depleting HFC blend designed as a long-term replacement for R22 refrigerant in existing air conditioning and ...Read more
Retrofitting R-22 with R-438A Requires Minimal System ...
ACHR News
https://www.achrnews.com › articles
ACHR News
https://www.achrnews.com › articles
Dec 4, 2017 — For most systems, R-438A may have 5-10 percent lower capacities with similar energy efficiency ratios (EERs) when compared to R-22. Because most ...Read more
The Ultimate R22 Replacement Guide
Gateway Mechanical
https://gatewaymechanical.ca › Blog › Refrigeration
Gateway Mechanical
https://gatewaymechanical.ca › Blog › Refrigeration
Nov 2, 2018 — For owners of older R22 units who prefer to retrofit rather than replace their system, R438A is an HFC replacement that behaves similarly enough ...Read more
Assessment of R-438A as a retrofit refrigerant for R-22 in ...
ResearchGate
https://www.researchgate.net › ... › Refrigeration
ResearchGate
https://www.researchgate.net › ... › Refrigeration
It has been reported that cooling capacity and COP of the system using R-438A are lower than R-22 by 11% and 12.5%, respectively. ... ... Refrigerant blend ...Read more
Why R-438A (MO99) Is the Best R-22 Replacement
Royal Refrigerants
https://royalrefrigerants.com › blogs › news
Royal Refrigerants
https://royalrefrigerants.com › blogs › news
May 21, 2025 — R-438A provides similar cooling capacity and energy efficiency to R-22, ensuring the same level of comfort and performance your customers are used to.Read more
Choosing the Right R-22 Retrofit
U.S. Environmental Protection Agency (.gov)
https://www.epa.gov › default › files › documents
U.S. Environmental Protection Agency (.gov)
https://www.epa.gov › default › files › documents
PDF
Sep 20, 2010 — • None are as efficient as R-22 OVERALL. • None are “Drop-Ins”. • None are miscible with MO or AB. • None will work in every R-22 system ...Read more
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