Reference Source

R-434A

For R-434A, trade name(s) is RS-45; retrofit / new is R/N; ashrae safety class is A1; gwp is 3,250; listing status / notes is Acceptable, verified against its source on 2026-08-11.

Refrigerant
R-434A verified
Trade name(s)
RS-45 verified
Retrofit / new
R/N verified
ASHRAE safety class
A1 verified
GWP
3,250 verified
Listing status / notes
Acceptable verified
Sourceepa.gov
Verified
Review by
DatasetHVAC refrigerant replacements: retrofit compatibility, safety class, GWP and lubricant

What the source says

R-434A | RS-45 | R/N | 0 | 3,250 | A1 | <https://www.govinfo.gov/content/pkg/FR-2007-10-04/pdf/E7-19545.pdf> October 4, 2007 (pdf) (163 KB) | Acceptable |

epa.gov, retrieved 2026-08-11

Source

Last verified against source: . Due for re-check by . This page as Markdown · OKF bundle · full dataset as JSON.