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Aerators on Kitchen Faucets

CI-2009 WEc1:Water Use Reduction
posted by  Katherine Ann Resurreccion  on 

Hi Our project's base building kitchen faucet has a 1.1gpm flow rate but would need to be upgraded to a 0.5gpm to reach our target effeciency.

2
Representative
Vermont House of Representatives
LEEDuser Expert
7780 thumbs up
Mon Jan 16, 2023, 5:55 pm

How to calculated for hybrid urinals

CI-2009 WEc1:Water Use Reduction
posted by  Susan Di Giulio  on 

Sloan has a new "hybrid" urinal that is basically waterless but does a pre-programmed, 1 gallon system flush every 72 hours. This solves a lot of maintenance and odor problems.

4
Sustainable Design Lead
CannonDesign
LEEDuser Expert
379 thumbs up
Fri Sep 14, 2018, 1:52 am

Commercial Kitchen hand washing sinks

CI-2009 WEc1:Water Use Reduction
posted by  ANDREW MOISEEV  on 

Are the hand wash sinks included in the 20% reduction requirement?

1
Thu Dec 15, 2011, 5:05 pm
1
Thu Jan 20, 2011, 11:58 pm

Same Fixtures Different Usage Groups

CI-2009 WEc1:Water Use Reduction
posted by  padraic o connell  on 

Hello, I have assigned two fixture usage groups within a building; A daycare usage group (12 FTE) and General Office usage group (140 FTE).

1
Fri Mar 22, 2013, 1:10 pm

WEc1 - Lav Efficiency Floor?

CI-2009 WEc1:Water Use Reduction
posted by  Jeremy Knoll  on 

Is there a lower limit to the lav flow rate below 0.5gpm that USGBC will accept? I saw something posted on the EPA's website awhile back, but am not finding it now.

1
Mon Jan 30, 2017, 6:53 pm

Dual toilet flush rate average

CI-2009 WEc1:Water Use Reduction
posted by  Mike D  on 

If we were to calculate the average flush rate of a dual flush toilet (with urinals present in the space) we use the example average flow rate equation provided by USGBC in their Appendix A water c

1
Mon Aug 19, 2013, 3:51 pm

Where do plumbing fixture uses, by occupancy type, come from?

CI-2009 WEc1:Water Use Reduction
posted by  John ONeill  on 

Does anyone know what the basis is for the plumbing fixture uses by occupancy type? For example - 3 water closet uses for each female FTE, etc.

1
Mon Nov 21, 2011, 6:33 am

WEp1 & SSc3.2

CI-2009 WEc1:Water Use Reduction
posted by  Cathal Heneghan  on 

Hi If water fixtures are not part of the project scope and are not considered for the LEED submission, can the project still pursue SSc3.2 due to existing showers in the base building? I thought

1
Tue Dec 29, 2015, 6:52 pm

Core Fixtures Existing, Tenant to Install Additional Fixtures

CI-2009 WEc1:Water Use Reduction
posted by  Nelina Loiselle  on 

I have a LEED-CI project in which there is one toilet that is EXISTING in the base building and NOT A PART OF THE SCOPE of the tenant improvement.

1
Thu Oct 18, 2012, 11:11 pm