Hi everybody,
from the precedent thread I understood that when I have a 100% OA system and multizone, I have to use Ev=1.

Now, let´s go to the question, I have a single...

not sure if im understanding the Reference Guide correctly: for the calculation do we use the default values for...

Is there any guideline to the sampling criteria such as the measurement interval during the normal occupied hours? In Hong Kong the sampling period required by Env. Dept is on 8-hour basis with...

Is it necessary to integrate the entire lighting to BMS such as Hotel lobby lighting, corridor lighting which is always ON (24*7)?

Also should guest rooms lighting integrate to BMS or not...

If I have a PV system to offset the building energy use can I use it to show performance over 19% to meet the prerequisite (like in NC) or does the building efficiency stand alone to show 19%...

I'm having a little confusion as to what "...

I have a Liebert Computer Room Unit (DX System) it has a capacity of 137.8 MBH.

It has a low efficiency (8.2 EER), the min efficiency listed on the 90/1-2007 TABLE 6.8.1B is 10.6 EER....

I'm modeling a CS office building, but have no tenants yet. It is my understanding that I have to provide tenant HVAC equipment as per baseline building requirements to the design building, in...

In one of our projects, we have closed large areas with ceiling height of 95 ft. It is very difficult to illuminate these environments properly according to the boundaries of ASHRAE. The...

Hi all,

We are working on a school where the bike racks will be installed in the first basement level just next to the ramp. That same ramp will be very close to the site entrance....