Hi, Our project is pursuing NC certification, but it includes a tenant portion which is uncontrolable by the owner. Fitness gym with shower facility is included in the tenant portion.

We are completing documentation on a LEED-NC project and are trying to come up with a sound methodology for calculating use of the building's lavatories.

Since the default assumption is that 100% of male occupants will use a restroom with a urinal, how do you calculate the usage when there is a family toilet (without a urinal) next to the large gang

If a shower is composed of an overhead shower with 9 lpm and a hand shower with 6 lpm with a diverter (you can select either the overhead shower or the hand shower).

I have several pre-rinse spray valves that were specified by an external laboratory consultant in a college laboratory building that do not appear to meet the requirement of being less than or equa

When you are calculating, dual flush weighted averages for residential usage, the guidance says 1:2 ratio of full to low flush uses for both females and males.

Hi!! My project is planning to use Jacuzzi as one of the sanitary fitting in the master room.

We are working on the LEED Core&Shell (v3, 2009) project in Switzerland .

i m working on a mixed use building project (mainly residential) and i have the following question: 1- for offices for example the daily usage is the summation of males usage and females usages b