Refrigerant P-T Chart

Formula and source

Saturated pressure or temperature lookup against manufacturer-published P-T data for R-22, R-410A, R-32, R-454B, R-744 (CO2), and R-1234yf.

Manufacturer P-T tables (DuPont, Honeywell, Chemours, Arkema) by name.

Audience

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Posture

Rough Logic answers the math question the working professional asks on the job. The site is a calm, fast, ad-free, account-free, ever-free reference. It does not interpret code. It does not replace the licensed professional. It does not store your inputs. The Authority Having Jurisdiction governs all installations and inspections.