Standard 90.1-2010 (SI Edition) - Energy Standard for Buildings Except Low-Rise Residential Buildings (ANSI/ASHRAE/IES)Īmerican Society of Heating, Refrigerating and Air-Conditioning Engineers / 2010 / 224 pagesĪSHRAE Standard 90.1 has been a benchmark for commercial building energy codes in the United States and a key basis for codes and standards around the world for more than 35 years.