Hi,

We are following Leed V4 for New Construction. 

It is difficult to find the CO2 sensors for crowded...

In a cafeteria situation where indoor seating bleeds into patio seating with operable windows and person doors between, I assume we still need a walkoff system? It might need to be the entire...

Knowing that in ERVs a small amount of exhaust air seeps/leaks into the supply air stream, is it possible to use an ERV to exhaust air for janitor closets, etc. for credit compliance?  The credit...

Hello, 

Can you confirm that the presence of entryway systems can be dispense in the entrances where the traffic of trolley is frequent?

Thank you 

Do recycling rooms need to be negatively pressurized to meet the requirements of Interior Cross-Contamination Prevention in LEED V4 now that recylcing rooms must include the collection of...

Hi guys,

the project will have a public rooftop access. Does this qualify as a regularly used extior entrance which would require some sort of dirt-capturing entryway system?

I...

Does LEED v4 allow exemptions for printing rooms from needing self closing doors based on low user printer use data similar to USGBC's LEED-CI ruling 12-12-2005? Thanks.

Hello,

I'm working on a project that includes a warehouse area.  The client wants to provide chemical storage cabinets, in lieu of a room.  Does anyone know if these satisfy the credit...

Hi everyone! On our project, we are placing rollout mats on the exterior but under roof hanging. Do you have any suggestion on brand/model/type we can get to achieve this credit? Any...

Hi, does anyone know if the v2009 interpretation still applies that the first 3 ft of the 10 ft must be a permanent system (like recessed mat system) and the remainder can be roll-up mats.  Or...