ASHRAE has announced the release of the latest version of its leading residential energy performance standard, now titled ASHRAE/IES Standard 90.2, High-Performance Energy Design of Residential Buildings. This updated edition introduces groundbreaking advancements in building design and sets ambitious goals for energy efficiency, greenhouse gas (GHG) reduction, and indoor environmental quality (IEQ).
“The 2024 updates to Standard 90.2 represent a significant leap forward in our commitment to creating sustainable and energy-efficient residential buildings," said 2024-25 ASHRAE President M. Dennis Knight, P.E., BEMP, Fellow Life Member ASHRAE. "This edition is not only a response to the urgent need to reduce greenhouse gas emissions, but also a critical shift towards prioritizing indoor environmental quality (IEQ) for occupant health and well-being. As the importance of energy performance and climate resilience continues to grow, this standard will empower professionals to lead in building practices that address both environmental challenges and the health of residential building occupants.”
Key updates to the standard are as follows: