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Park project with underground car park

NC-v4 MPR2: Must use reasonable LEED boundaries
posted by Osama Touni on Jun 11, 2019, 2:16 am


We have Park project with underground car park that serve the park, and it is required to get the LEED Gold certificate, my question, Is park project can be certified under LEED rating...

Last reply: David Posada, Jun 11, 2019, 3:13 pm

MRc2 Building Product Disclose and Optimization- Compliance Clarification

NC-v4.1 MRc2: Building product disclosure and optimization - environmental product declarations
posted by Jasmine Abdollahi on Jun 11, 2019, 1:20 pm


I have a project with products with accordance with ISO 14025, but not EN 15804 or ISO 21930. Would these materials meet the requirement for the credit, or is required to also...

Metered faucet duration

CS-v4 WEp2: Indoor water use reduction
posted by Lisa Marshall on Sep 14, 2018, 4:37 pm

Hello, I have received a comment from a reviewer stating we needed to use the a duration of 30 seconds on a metered faucet.  I don't know many people who wash hands for 30 seconds.  What is the...

Last reply: emily reese moody, Jun 10, 2019, 7:08 pm

Formaldehyde resins in mineral wool insulation and firesafing

Healthcare-v2009 IEQc4: Low-emitting materials
posted by Larry Jones on Nov 11, 2014, 9:41 am

Credit language for IEQc4, Group 4 requires all “Batt insulation products” inside the weatherproofing system to “contain no added formaldehyde, including urea-formaldehyde, phenol formaldehyde...

Last reply: debra lombard, Jun 10, 2019, 4:10 pm

Any constraint on the location?

Pilot-Credits SSpc83: Offsite Financial Support for Habitat Protection
posted by Yoyo Shek on Mar 14, 2019, 6:27 am

Hi All,

Originally in the Credit language Option 2:

"Financial support must be provided to a nationally or locally recognized...

Last reply: Rachel Nicely, Jun 10, 2019, 12:06 pm

LEED v4.1 makes changes for commingled waste in Option 1- What do you think?

NC-v4 MRc5: Construction and demolition waste management
posted by Michelle Reott on Jan 23, 2019, 3:21 pm

I'm hopeful that everyone on this forum has seen the BD+C LEED v4.1 new language for MRc5 regarding...

Last reply: Kathryn Owens, Jun 10, 2019, 8:20 am

Material Ingredient Optimization & where to find plans & assessments

CI-v4.1 MRc5: Building product disclosure and optimization - material ingredients
posted by Carina Clark on Jun 7, 2019, 3:55 pm

In looking at the new 4.1, where can I look to determine if a products meets either the Action plan, the Advanced screening & assessment, or the Full assessment?

Additionally, if the...

VCT floor Polish product that is LEED V4 compliant

NC-v4 EQc2: Low emitting materials
posted by Andrew Nelch on Apr 22, 2019, 5:05 pm

We are installing Armstrong Bio Based Tile that requires a polish after install. We are looking for a LEED V4 compliant floor polish product that meets the...

Last reply: Keith Robertson, Jun 7, 2019, 12:47 pm

100 % Non potable power- No Compliance

NC-2009 WEc1: Water Efficient Landscaping
posted by SAMY Chamy on Dec 5, 2018, 9:26 am

Dear All:-

Our project is use 100 % recycled water for irrigation (ETP Treated water) and so it is option 2 - path 1 and we have met the

option 1 50% water reduction by use...

Last reply: debra lombard, Jun 7, 2019, 12:37 pm

Sealant Tape Adhesive Volume?

NC-v4 EQc2: Low emitting materials
posted by Jasmine Abdollahi on Aug 16, 2018, 9:54 pm

Forgive my ignorance here, but how does LEED v4 handle sealant tapes? In this case I'm asking about duct sealant tapes, but it could apply to any other tape used in construction. It seems clear...

Last reply: Martha Norbeck, Jun 7, 2019, 12:12 pm