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WEp1- PIf3 link- new LEED on line

NC-2009 WEp1: Water Use Reduction
posted by Todd Bundren on Feb 24, 2015, 10:51 am

My project was upgraded to the new version of LEED online around the beginning of the year so I am getting used to the new set up (so far it is very nice). Question: My plumbing engineer has said...

Last reply: Kathryn West, Feb 24, 2015, 10:59 am

Exam room sinks

NC-2009 WEp1: Water Use Reduction
posted by Laura Charlier on Feb 20, 2015, 4:20 pm

Do sinks in exam rooms need to be included in the calculations? They are primarily used for handwashing. If so, are they entered as 'sinks' or 'lavatories' as the baseline?

Thanks.

Last reply: Michelle Robinson Schwarting, Feb 20, 2015, 5:58 pm

Existing features

NC-2009 WEp1: Water Use Reduction
posted by Charalampos Giannikopoulos on Feb 19, 2015, 9:18 am

For an existing building undergoing major renovation how should the existing water fixtures be handled as far as WE prerequisite is concerned? Please note that no addition to the building will...

Metered Lavatory Defaults

NC-2009 WEp1: Water Use Reduction
posted by Denise Dauplaise on Feb 12, 2015, 9:26 am

Through a series of circumstances, we are in the appeal process to try and meet WEp1. We have determined that we can either spend a significant amount of money to install two additional urinals...

Last reply: Michelle Robinson Schwarting, Feb 12, 2015, 3:44 pm

Greywater and wastewater reuse

NC-2009 WEp1: Water Use Reduction
posted by CT G on Jan 30, 2015, 9:51 am

We have seen several comments regarding the possibility (or not) to achieve both WEp1 and WEc3 through the use of on-site greywater and wastewater. We would like to confirm that, in fact, we can...

Last reply: Charles Nepps, Jan 30, 2015, 11:14 am

WEp1- Commercial Kitchen Sinks

NC-2009 WEp1: Water Use Reduction
posted by Sean Hogan on Jul 24, 2013, 5:08 am

Hi,

I'm working on a large commercial project where there are cookery demonstration rooms that up to 50 visitors will attend on a daily basis. These spaces have kitchen sinks and hand wash...

Last reply: Sara Zoumbaris, Jan 26, 2015, 4:53 pm

treat rainwater?

NC-2009 WEp1: Water Use Reduction
posted by Courtney Royal on Jan 7, 2015, 3:58 pm

area you required to treat harvested rainwater when using to flush toilets? if yes, what does "treated" mean exactly, what level of treated would be required? Thanks!

Dual flush- average flow rate and fixture uses

NC-2009 WEp1: Water Use Reduction
posted by Saju Varghese on Dec 24, 2014, 12:16 pm

Looking at the Water Use Reduction - Additional Guidance in the section for Dual flush, they say: " For the female water closet usage, there is a 1:2 ratio in terms of number of full-flush to low...

Last reply: Carlie Bullock-Jones, Jan 5, 2015, 10:12 am

Sensor based lavatory faucet compliance

NC-2009 WEp1: Water Use Reduction
posted by Faisal on Dec 10, 2014, 6:41 am

Hi,
How should be the compliance (of 0.25gpc) for sensor based lavatory faucet be checked if the manufacturer mentions only “ adjustable from 1 - 20 minutes “ , the model in question is...

Last reply: Faisal, Dec 12, 2014, 10:05 am

fixture family

NC-2009 WEp1: Water Use Reduction
posted by jorge calderon on Dec 4, 2014, 9:54 am

If we are using an exposed WC Flush Valve, which fixture family and fixture type should we choose in table WEp1-3?

Last reply: Charles Nepps, Dec 4, 2014, 10:27 am