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non-potable water for wc and urinal flushing means the flow rate for potable water is zero, right?

NC-v4 WEp2: Indoor water use reduction
posted by Afogreen Build on Mar 25, 2020, 4:03 am

Hi all,

Regarding Indoor Water Use Reduction Credit

Would like to check in indoor water calculation, if the project use non-potable water for wc and urinal flushing, that...

Last reply: emily reese moody, Apr 27, 2021, 12:56 pm

Gender Neutral Restrooms and Commercial Food Service Sinks

NC-v4 WEp2: Indoor water use reduction
posted by Michael Kelly on Mar 7, 2019, 12:21 pm

I'm trying to fill out the water reduction calc but I'm not sure how to account for GN restrooms and commercial kitchen sinks. This project has core restrooms with toilets and urinals. However...

Last reply: emily reese moody, Apr 9, 2021, 2:24 am

WaterSense products

NC-v4 WEp2: Indoor water use reduction
posted by Susan Di Giulio on Feb 24, 2020, 4:04 pm

As more categories of plumbing fixtures have WaterSense certification standards, is LEED expanding what items need to have this certification for  the Indoor Water pre-req and credit in LEED v4...

Last reply: emily reese moody, Mar 1, 2021, 7:50 pm

Water efficiency requirements for appliances

NC-v4 WEp2: Indoor water use reduction
posted by Ricardo Sá on May 18, 2020, 9:56 am

Dear All,

 
Credit language of indoor water use reduction prerequisite includes requirements for appliances (dishwashers, clothes washers, etc). If appliances are not labelled by...

Last reply: emily reese moody, Mar 1, 2021, 7:49 pm

Rainwater Reuse System shared by several campus buildings

NC-v4 WEp2: Indoor water use reduction
posted by Ricardo Sá on Sep 29, 2020, 4:17 am

Dear All,

We are currently certifying a Campus with two buildings, quite different one from the other:

  1. Building 1: office building, 12 floors, 1.000 m2...

Last reply: emily reese moody, Mar 1, 2021, 7:41 pm

Renovation with Existing Restroom with no modifications- Use O&M calculator?

NC-v4 WEp2: Indoor water use reduction
posted by Bethany Beers on Mar 1, 2021, 10:17 am

I am working on a large data center that is being installed in an existing building. The nearest restroom is existing and being modified ONLY for current ADA requirements. The fixtures are...

Last reply: emily reese moody, Mar 1, 2021, 7:34 pm

Watersense Labelled product not listed in EPA Product List

NC-v4 WEp2: Indoor water use reduction
posted by Shannon Oletic on Sep 6, 2019, 1:38 pm

We have received manufacturer documentation indicating that a lavatory faucet spec'd for one of our projects is WaterSense labelled however, this product is not listed within the EPA's Product...

Last reply: Rebecca Aarons-Sydnor, Feb 25, 2021, 11:53 am

Industrial washer vs commercial clothes washer

NC-v4 WEp2: Indoor water use reduction
posted by Martha Norbeck on Feb 22, 2021, 2:46 pm

My question to our LEED Coach: 
The Energy Star Commercial Clothes washer criteria applies to a maximum capacity of 8 cubic feet with an Integrated Water Factor of = 4.0 and Modified Energy...

How can I check the conformity of a technical data sheet for a shower head?

NC-v4 WEp2: Indoor water use reduction
posted by Sara BENLOUBA on Dec 3, 2020, 10:13 am

Hello Everyone, 

We receive a data sheet from a manufacturer of a shower head but we do not know how to know if the flow rate meets the prerequisite,LEED or not, because the manufacturer...

Last reply: Bipin Karki, Dec 4, 2020, 8:50 am

Issues with Private Lav Faucet in WEp2 Calculator

NC-v4 WEp2: Indoor water use reduction
posted by RDK E&S on Aug 10, 2020, 5:06 pm

Does anyone else notice a potential bug with the private lav faucet rows in the WEP2? The calculator allows users to enter input details for the fixture type, but colums U&V don't populate...

Last reply: Afogreen Build, Dec 1, 2020, 7:21 pm