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SS Environmental Site Assessment (Prerequisite)- Phase I ESA

Healthcare-v4 SSp2: Environmental Site Assessment
posted by Jeff Frederick on Jan 17, 2017, 2:39 pm

The LEED V4 Reference Guide states that "If a Phase I ESA is more than one year old, a new assessment is required".

At what moment is the duration since the previous ESA measured? Is it...

Last reply: Chris Flint Chatto, Jul 30, 2020, 7:39 pm

EQpc117: Quality views in nonregularly occupied spaces.

NC-v4 INc1: Innovation
posted by Marie Bizzak on Jul 30, 2020, 2:43 pm

We are working on a project that is already getting an exemplary credit for quality views. Is it possible to get this exemplary credit in addition to the pilot credit?

Last reply: emily reese moody, Jul 30, 2020, 5:54 pm

Laboratory Freezers

NC-v4 EAp4: Fundamental Refrigerant Management
posted by Ralph Bicknese on Jul 30, 2020, 5:11 pm

I wish to confirm whether or not Ultra Low Temperature Laboratory Freezers are required to meet this credit.  It appears they may be required to meet this but that is not clear.  The credit...

Experiences with pursuing the Daylight in nonregularly occupied spaces pilot credit?

Pilot-Credits EQpc116: Daylight in nonregularly occupied spaces
posted by Christopher Hoeh on Mar 2, 2020, 5:27 am

I'm somewhat surprised by the lack of posts for this topic.  We found it matched up nicely with our...

Last reply: Mary Lea Tucker, Jul 30, 2020, 1:27 pm

Has anybody used microlouvers already?

NC-v4 EQc6: Interior lighting
posted by Pierre-Antoine Legrand on Jul 30, 2020, 5:12 am

I am trying to figure out how to integrate microlouvers in a double-skin façade.

The architect has decided that only 50% of the louvers would be operated by the user...


Minimum Energy Performance Calculator for pilot credit is unusable

Pilot-Credits EApc111: Alternative Performance Rating Method
posted by Clark Denson on Aug 27, 2019, 5:55 pm

So the pilot credit instructs you to use a special version of the LEED Minimum Energy Performance Calculator (MEPC), and the links take you to the file entitled "v4_Minimum Energy Performance...

Last reply: Brightworks Sustainability, Jul 29, 2020, 10:22 pm

Automatic daylight responsive controls for sidelighting AHSRAE 90.1

NC-v4 EAp2: Minimum Energy Performance
posted by Tien Duong on Jul 29, 2020, 5:32 am

Hi All,

In term of mandatory of ASHRAE 90.1, The lighting in the sidelighting must use photocontrols to change the general lighting level in the primary sidelighted area to reduce the...

Last reply: Tien Duong, Jul 29, 2020, 6:54 pm

VOC content/emission equivalent for Europe

NC-2009 IEQc4.1: Low-emitting materials - adhesives and sealants
posted by Muhammad Al Mahasneh on Oct 14, 2019, 11:57 am

Hello all;

We're pursuing LEED 2009 certification for a NC project located in Europe and we were wondering if there is a list of equivalent standards for...

Last reply: Luca Milassin, Jul 29, 2020, 6:49 pm

Composite Wood Documentation

NC-v4 EQc2: Low emitting materials
posted by Vanessa Nelson on Apr 2, 2020, 12:24 pm

Is a manufacturer provided product Info sheet stating a plywood product does not contain urea formaldehyde sufficient documentation for the composite...

Last reply: Keith Robertson, Jul 29, 2020, 5:00 pm

Energy model for multiple buildings

Hospitality-NC-v4 EAp2: Minimum Energy Performance
posted by Nikos Tsitsikas on Jul 29, 2020, 10:41 am

Hi all,

As we are working on a Hospitality project which consists of several groups of typical bungalows, we are in the process of planning the most efficient way to build the energy model...

Last reply: Marcus Sheffer, Jul 29, 2020, 1:51 pm