Responding to formal proposals submitted by ISA in August 2012, the American Society of Heating, Refrigerating and Air Conditioning Engineers (ASHRAE) has revised language governing nighttime usage of electric signs in ASHRAE 90.1, the Energy Standard for Buildings Except Low-Rise Residential Buildings. As a result of these revisions, specific exceptions for electric signs have been incorporated into the ASHRAE 90.1-2013 Standard which will...Read more.

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