Hello, To obtain -40%, we'd like to use (in France) Water Closet dual flush fixtures 2-4 liters.

It seems that having a faucet with a sensor could actually save more water than a faucet with an aerator because the sensor will actually cut the water off. Does anyone have an opinion on this?

I m using the "water use reductions calculator" to document the WEp1 and WEc3. But in the project im working we will be reusing waste water for the WC and urinal flushing.

Hi all, For some background on our project: - we have on-site rainwater capture as well as connection to a municipal non-potable water supply - the municipal water is used to top up the rainwate

I was wondering if anyone could provide guidance for calculating the transients for the residential component of a mixed use facility?

Hi, My project is a factory building. They are installing only Indian Water Closets and no Urinals. How to calculate water efficiency if Urinals are not used?

The documentation for WEp1/WEc3 submitted for this project indicated 5,000 retail customers per day visiting the Travel Plaza, utilizing the plumbing fixture usage rate of 0.2 uses per day as defin

I'm just curious if anyone has experience not even achieving the basic 20% reduction with the sanitary ware, but then achieving innovation points on both WEc2 and WEc3 (and of course the regional p

The water use of dual flow faucets that has two positions, would be a weighted average of both? 1º: 1,58 gpm 2º: 2,37 gpm =1,97 gpm? As a dual flush toilet water use is calculated with 2 low+1ful