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Lavatory durations- justified deviation from "default" 30 sec?

NC-v4 WEc2: Indoor water use reduction
posted by Joanna Switzer on Mar 6, 2017, 12:55 pm

Hi all,

In LEED 2009/v3 the assumption for metered/sensor cycled duration in public lavatories was 12 seconds, per USGBC issued WEp1 "additional guidance" & the excel calculator notes...

Last reply: emily reese moody, Oct 3, 2018, 7:45 pm

Reclaim and use steam condensate requirement for indoor water use reduction

NC-v4 WEc2: Indoor water use reduction
posted by Elyse Dufrene on Sep 11, 2018, 7:52 am

Can you please clarify what is ment by the requirement for steam system : reclaim and use condensate  - 100% recovery and...

Last reply: emily reese moody, Sep 19, 2018, 6:30 pm

LEED Indoor water use calculator

NC-v4 WEc2: Indoor water use reduction
posted by Jason Garvens on Jan 18, 2018, 9:29 am

If a project is using reclaimed greywayter and rainwater stored in a cistern to flush toilets in a building how would one properly account for that on the LEED Indoor water use reduction...

Last reply: Angela Battisto, Aug 29, 2018, 9:29 am

WaterSense labeled fixtures obligatory for Indoor water use reduction

NC-v4 WEc2: Indoor water use reduction
posted by Mark Kumar Bose on May 26, 2018, 11:00 am

In "WEc2: Indoor water use reduction" WaterSense labeled fixtures are obligatory:

"In addition to meeting the 20% performance threshold, teams must select WaterSense labeled...

Last reply: Stephen Seavey, Jun 1, 2018, 6:44 am

Compliant laboratory and medical equipment

NC-v4 WEc2: Indoor water use reduction
posted by LEED Pro Consultant on May 2, 2018, 2:19 pm

For equipment such as steam sterilizer and sterile process washer, the requirement mentions liters/DIN tray, does the tray has to be any specific measure?

Min. Number of Fixtures

NC-v4 WEc2: Indoor water use reduction
posted by Cora Kenrick on May 1, 2018, 10:11 am

Hello Fellow Users,

Is there a minimum number of fixtures that a project is required to get the 6 points for this credit.

Originally my project had planned for a...

Last reply: emily reese moody, May 1, 2018, 6:15 pm

Variable Flow Showerhead

NC-v4 WEc2: Indoor water use reduction
posted by Risto Beatty on Feb 13, 2018, 4:21 pm

My project is specifying shower-heads that allow the user to adjust the flow rate between 0.5 GPM, 1.0 GPM, and 1.5 GPM. Can I account for savings from this fixture or do I have to use the...

Last reply: Joanna Switzer, Feb 13, 2018, 4:37 pm

WEc2- Indoor Water- waterflow

NC-v4 WEc2: Indoor water use reduction
posted by Lise Dannesboe on Dec 20, 2017, 9:51 am

Hi.

The LEED Baseline for public lavatory faucets is 1.9 lpm, which seem very low compare to what is on the marked in Denmark. But is actually do to the 30 sec. duration - so the actual...

Last reply: Lise Dannesboe, Dec 20, 2017, 10:36 am

Actual flowrate per PSI vs labeled flow rate.

NC-v4 WEc2: Indoor water use reduction
posted by Kristen Magnuson on Dec 12, 2017, 1:05 am

Fixtures are labeled as a certain GPM--1.5, for example. However, depending on the PSI, which the plumbing engineer can provide, the actual flow rate may differ. In our case, the flow rate is 1.3...

Last reply: emily reese moody, Dec 13, 2017, 5:09 pm

design case water calculation

NC-v4 WEc2: Indoor water use reduction
posted by Azaz Ansari on Nov 22, 2017, 10:24 pm

why is the no information  required to enter in design water calculation to accomodate visitors? 

Please note we have visitor column in calculation sheet.

Kindly clarify?

...

Last reply: Dylan Connelly, Dec 4, 2017, 12:16 pm