ASHRAE requires at least half of all private offices, open offices, and computer classrooms to be controlled by an automatic control device.

I have a HVAC system with labs on it requiring 100% outside air systems. Following all the guidance in 90.1 these spaces require a dedicated Sys 5/7 because they are over 5,000 cfm.

Dear all, We have mechanically ventilated spaces. For the option 1 we therefore have to comply with the requirement B. interior cross-contamination prevention.

Based on a conversation with Centek Labs, the CDPH test methodology for targeted chemicals is for products and not a building. The test would require heating the building (really?).

In a future leed ND plan project, that comprises, besides all of the community needs and infrastructure, an enclosed condominium of houses, is it possible to include in the LEED Certification this

Per the LEEDv4 Reference Guide "Duration-based savings from auto-control faucets w/ automatic fixture sensors or metering controls are no longer allowed in the design case.

Does an EPD need to be issued before the manufacturing date of the product installed? Or do we just need to provide an EPD for that product when we submit for certification?

If a tenant chooses to certify ith CI in an already CS v.4 certified building (that has earned full points for Surrounding Density and DIverse Uses as well as Access to Quality Transit, Bicycle Fac

Hi All, We are designing a CI v4 office space in an existing high-rise building.

Why are not small rooms (less than 150 sf) exempt from the CO2 monitoring requirements? In EB:OM and several other places and standards they are.