Is Your Building Operating at Net Zero Energy or Zero Carbon?

Published by ASHRAE: In the spring of 2023, ASHRAE published the first edition of ANSI/ASHRAE Standard 228, Standard Method of Evaluating Zero Net Energy and Zero Net Carbon Building Performance. It contains a method of evaluating a building, or group of buildings, to determine if they’ve achieved “zero net energy” and/or “zero net carbon” operation. This article outlines measurement methods contained in Standard 228, details of its development and how it compares and interacts with other carbon-related ASHRAE standards.

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