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Infra-red electronic basin mixer

CS-v4 WEp2: Indoor water use reduction
posted by Hatice G. on Oct 28, 2019, 7:59 am

Dear all,

in our office project we will use public lavatory restroom faucets that has infrared sensors which detects hand movement. So water only runs when it’s needed. In this...

Last reply: emily reese moody, Nov 6, 2019, 10:57 am

Green roof- no irrigation system but manual watering during hot summer months- relevant?

NC-v4 WEp1: Outdoor water use reduction
posted by Benjamin Weise on Feb 27, 2019, 2:12 am


the project I'm working on is a zero lot project with green roofs. There will be no irrigation systems in place but during hot summer months, the green roofs will need to be watered...

Last reply: Benjamin Weise, Nov 4, 2019, 3:05 am

EAp2-Energy Modeling_ Natural Ventilation/cooling Equivalent in Baseline models?

Mid-Rise-v4 EAp1: Minimum Energy Performance
posted by Claudio Leon on Oct 10, 2019, 4:02 am

Dear all,

As many of you may know, up until now ROS such as office rooms (Office), Bedrooms(Residental), etc. are not required to be mechanically cooled and sometimes not even ventilated...

Completed scope of Cx cycle prior to date of application

EBOM-v4 EAc3: Ongoing commissioning
posted by Christian Bösselmann on Sep 11, 2019, 10:46 am


We´d like to prove implementation of the EAc2.3 in an Office Tower according to LEED O+M v4. 


Last reply: Christian Bösselmann, Sep 16, 2019, 2:43 am

Increase of cost by percentage when applying LEM credits

NC-2009 IEQc4.1: Low-emitting materials - adhesives and sealants
posted by Claudio Leon on Aug 5, 2019, 12:02 pm

Hi all,

what would you estimate as a cost increase (percentage wise) in a project budget when applying all four LOW EMIITING MATERIAL credits for a multifamily midrise residential project...

Pilot Credit 82: Local Food Production as Innovation Credit

EBOM-v4 INc1: Innovation
posted by Nicole Isk on May 28, 2019, 4:27 am

Trista Little Senior Consultant WSP USA LEEDuser Expert 376 thumbs up July 15, 2019- 6:50 pm Hi Kay, there's a new Pilot Credit section of LEEDuser that you can navigate to using the credit selector. PC82 is here:  https://leeduser.buildinggreen.com/credit/Pilot-Credits/SSpc82#tab-bev. There's overview information, the specific credit requirements by rating system, and a discussion forum. If you have questions after reviewing that info, you may want to contact LEED Coach to run your strategy by them for input.  For your second question, here's the list of WELL features that can be used...

Last reply: Trista Little, Jul 15, 2019, 6:50 pm

Regional material purchase

NC-2009 MRc5: Regional Materials
posted by Nikita Jayswal on Jul 5, 2019, 9:40 am


We have a Project in Germany where the contractor wants to know if the material which if purchased from a local distributor would count towards the credit or would we have to go...

Last reply: Richard Metts, Jul 10, 2019, 10:07 am

Heat rejection

NC-v4 EAp2: Minimum Energy Performance
posted by Hagen Bork on Jun 3, 2019, 7:41 am

Can you define what "heat rejection" is? I'm not exactly sure which energy counts towards "heat rejection".

Is it the amount of energy that the cooling unit needs to eject the heat...

Last reply: Marcus Sheffer, Jun 3, 2019, 4:48 pm

Permanently installed drip irrigation system

CS-2009 WEc1: Water Efficient Landscaping
posted by Andreas Hintz on Feb 22, 2019, 9:01 am

In accordance with the requirements of this credit, the project team has developed and will implement a water-efficient landscape stategy. The project is aiming for Option 2, No...

Last reply: Tristan Roberts, Feb 22, 2019, 10:03 am

LEED CS 2009 SSc4.3- Option 1 Preferred Parking

CS-2009 SSc4.3: Alternative transportation - low-emitting and fuel-efficient vehicles
posted by Nicole Isk on Feb 8, 2019, 9:42 am

Dear all,

our LEED v3 Core & Shell project is  a mixed use project with retail and hotel part. The building is a part of a bigger shopping mall and business complex. The parking garage...

Last reply: Allison Smith, Feb 8, 2019, 10:48 am