This draft of ANSI/AHRI Standard 1330-2024 (SI), Performance Rating for Radiant Output of Gas Fired Infrared Heaters is open for public review March 6, 2026 through May 6, 2026. The purpose of this ...
This draft of AHRI Standard 551/591-202x (SI), Performance Rating of Water-chilling and Heat Pump Water-Heating Packages Using the Vapor Compression Cycle i s open for public review March 6 through ...
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