AHRI 440 (I-P) and 441 (SI): Performance Rating of Fan-coil Units
The purpose of this standard is to provide for Fan-coil Units: definitions; test requirements; rating requirements; minimum data requirements for Published Ratings; operating requirements; marking and nameplate data; and conformance conditions.
AHRI Standard 440 (I-P/2019): Performance Rating of Fan-coil Units
AHRI Standard 441 (SI/2019): Performance Rating of Fan-coil Units
ANSI/AHRI 440 (2008): Performance Rating of Room Fan-Coils (with Addendum 1)
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