I am working on LEED boundary for Factory building. The factory has two buildings with common car parking but we are applying LEED certification for only building - 1.

Hi, There's several quality level for interior air in EN 15251 : category I to III.

Can the make-up air (CFM) provided for a kitchen hood exhaust system be considered as part of the total OSA CFM, in the VRP calculation?

I am conducting a survey in affiliation with University of Cincinnati for my Master's thesis which would take just 10-15 minutes of your time.

How do you document if there are trickle vents in the apartments?

We have a multifamily building where the naturally ventilated kitchens are interior rooms, located next to the living/dining rooms that have operable windows.

The USGBC has published a draft for additional guidance for international projects. That includes alternative compliance paths and even additional LEED online forms for international projects.

Hallo all, We have a project in one Asian Country, where the Guard house (Gate house) is using a split type unit to condition the room, without mechanical fresh air intake.

In IEQp1 i already Upload 62MZcalc and Results from a Simulation Software and Fill the narrative Tab and all other but my check compliance is still indicate (Y) so my Doubt Whether we need to fi