We have a multifamily residential project which will have a stand alone ERV per unit, does anybody know if we need to install MERV 13 filter on all the ERV's per unit to comply with the c

What is the requirement for spacing of CO2 sensors in large open areas that are classified as high density spaces? I remember from previous LEED versions required one sensor every 5,000 SF.&nb

Hello All,

We are working on a New Construction - Warehouse project that has two separate spaces (offices + warehouses). There are no densely occupied spaces with the expected occupancy considered.

For interior cross-contamination prevention - Has anyone successfully submitted a project with an access panel in a hard lid ceiling?

Is it acceptable to filter mixed return and outdoor air instead of outdoor air only? In our case, huge industrial ventilation systems provide fresh air to a yarn factory.

I'm recommending that chemicals delivered to Labs should be stored in vented Chem. cabinets with 0.5cfm psf to create neg. pressure with respect to the rest of the Lab.

Hi everyone,

I need to know if I have to apply interior cross-contamination prevention on a kitchen and a restaurant at my NC office building or not?

Our Project is a Fire Station that has an area defined as a "hot zone" which includes the apparatus bay, decontamination room, a restroom, tool storage, lawn storage, turnout gear lockers, a janito