Hello Green Gurus,

On October 5th a number of Sustainable Design Leaders gathered for the Fall 2021 SDL Virtual Summit and the BuildingGreen team is happy to now share with you all the event report here!

This report can be shared publicly. If you think someone would like to see it, such as firm leadership or prospective Peer... Read more

Was anyone else surprised to see ASHRAE 228-2023 using eGRID Subregions for both the Regional Electricity Source Energy Conversion Factor and Regional Electricity Greenhouse Gas Emission Factors? In the past I have used eGRID sub-regions but also State and local utility conversion factors depending on what energy or operational carbon story I... Read more

Does anyone know about temporary flushout equipment that could be used to augment a building's systems to get additional CFM of OA during construction?  For our non-laboratory type projects the flushout period ends up being too long, especially in either humid summers or frigid winters (Pennsylvania).

Hoping that some of you on either... Read more

Hi folks,

We're currently scoping out a BuildingGreen report on how the global market for recycled/recyclable materials has changed over the years, and what that means for waste management practices in construction, and for the availability of recycled content materials. 

This ties into the goal from the SCL Summit about LEED... Read more

An elevator system can account for 4%–10% of a building's electric energy load, without considering impacts on heating and cooling. Conventional finishes are also common.

BuildingGreen-Approved Systems

We approve the most efficient tension elevators from leading manufacturers, including models that incorporate:

Is everyone else having trouble with a dysfunctionally slow LEED-Online today (i.e., worse than the usual incredibly slow performance)?