Hello, I need a clarification on how to calculate the percentage of recycled content for a specific material on my project. For example; My fiber glass insulation has 9% post consumer recycled cont

Under which category does a concrete volume stabilizer classify? It´s a granular powder without metal particles, ready mix which only needs water.

Dear all, I'm working on a passive building in which it was decided, as energy efficiency technique, to be buried.

I'm working on a model for a system designed for a small classroom building and have concerns on the proper baseline and proposed system ventilation rates.

We have 2 AHUs supplying OA to individual FCUs via a separate duct as per ASHRAE 62 intake requirement. The mixing occurs at the individual FCUs and then supplied to the zone.

Hi, we are working on an office tower EBOM project and one standard review remark concerned the absence of kitchen sinks.

Table G3.1.1A states that buildings that are “…eligible for more than one baseline system type should use the predominant condition to determine the system type for the entire building except as no

We are trying to finish submitting all our credits, and I can't get the check mark for PI-1 on the scorecard to turn green.

I am on a project that is installing geothermal. The company that will be drilling the wells is planing on re-using the shale that is removed during the process.

All, We are attempting to accurately model the gas energy usage for the DHW system in a recent residential building.