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

Please see below for comments from USGBC relative to our design submittal for Portland Fire & Rescue Station 21 (1000020729). We've sent inquires to USGBC several times with no response.

We are having some trouble coming up with the calculation for rainwater stored and reused annually.

Hi all, We are planning to run some onsite tests to determine how water efficient are our showerheads.

When we sent the WE credit for review for our project, we sent a water use calculation stating that the potable water usage in the project has been reduced by 43% from a calculated baseline design.

Hi, we are evaluating a dual flush valve for WC, which give us 6 & 9 Litres per flush(adjustable) which aggregates to 7 litres per flush, our project requirement is 3.023 Litres per flush(0.8

We are working on a college dormitory and trying to calculate the daily uses for kitchen sinks. The only kitchen is on the first floor of the dorm and not in each dorm room.

Design/Baseline

I have a project that is pursuing WEc2 via Option 2 treating wastewater to tertiary standards and infiltrating onsite through landscape irrigation. Can this factor into water saving for WEc3??