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LEED Form MR 4

NC-2009 MRc4: Recycled Content
posted by juan pena on Aug 23, 2017, 11:44 am
Last reply: Tristan Roberts, Aug 26, 2017, 1:34 pm

belated project registration / certification process feedback

CS-v4 SSp1: Construction Activity Pollution Prevention
posted by Daniela Mendez on Apr 18, 2017, 11:41 am

Tristan Roberts Representative-Elect Vermont House of Representatives LEEDuser Expert 11471 thumbs up August 26, 2017- 1:19 pm Daniela, this is a tricky situation, particularly as LEED v4 has some credits that reward early design assessments that you won't be able to do. However, as long as you can identify enough credits that you can go after, I don't see any inherent obstacles to the situation. Certainly projects on this forum have done it before, and I hope they will chime in with thoughts. In terms of this prereq, special circumstances like this are not uncommon. I would do your best,...

Last reply: Tristan Roberts, Aug 26, 2017, 1:19 pm

Project size increase

CS-2009 IEQp1: Minimum indoor air quality performance
posted by Silvia Ruiz on Jun 5, 2017, 6:24 pm

Dear all

In a project that we are certificating LEED C&S v3 the owner has modified the OPRs, specificly the project size and the MEP system.

1. The project size has increased...

Last reply: Tristan Roberts, Aug 26, 2017, 12:08 pm

Thermal Comfort Controls

NC-v4 EQc5: Thermal comfort
posted by LEED Pro Consultant on Feb 28, 2017, 1:04 pm

We are working on a project mainly dedicated to showers (83) and changing rooms (20) of a very large complex, with no workspaces within it, Could the project comply with this credit by excluding...

Last reply: Tristan Roberts, Aug 26, 2017, 9:08 am

Thermal controls for 50% occupants

CI-v4 EQc5: Thermal comfort
posted by Gabriela Mena on Jul 20, 2017, 1:40 pm


We have a project in Mexico City, the system is VRF and for the interior spaces we have Fan coil units, approximately 60% of the project area is open office space and it is...

Last reply: Parker Hall, Aug 8, 2017, 12:40 pm


Homes-v4 EQp1: Ventilation
posted by Gustavo De las Heras Izquierdo on Jul 14, 2017, 10:44 am

Has anyone installed an ERV ventilation system? Does it need to be Energy Star certified or this requirement is only for extractors?

Last reply: Ian Johnson, Aug 6, 2017, 11:14 am

Option 1 Skylights

CS-v4 EQc4: Daylight
posted by Edna Urias on Aug 5, 2017, 3:28 pm

We are installing polycarbonate skylights on an industrial plant Core & Shell project. In order to comply with Option 1, i noticed it requires blinds as glazing elements to be installed,...

Baseline system selection

NC-v4 EAp2: Minimum Energy Performance
posted by Gaston Michaud on Jul 26, 2017, 7:38 pm

Hello everyone,
We are working with a building that has a complicated geometry, and the selection of the baseline system is not that evident. We are able to identify 5 main floors, but it...

Last reply: Marcus Sheffer, Jul 28, 2017, 12:13 pm

Product type classification

NC-2009 IEQc4.1: Low-emitting materials - adhesives and sealants
posted by Raquel Ortiz on Jan 23, 2017, 5:23 pm

I have a project where a Stonhard flooring system will be installed, like a terrazzo floor characteristics,
The system has a hardener for two components coating and a quartz...

Last reply: Susan Walter, Jul 25, 2017, 4:06 pm

Automatic Receptacle Control

CI-v4 EAp2: Minimum Energy Performance
posted by Gabriela Mena on Jun 19, 2017, 6:21 pm


We have a CI project in Mexico City, for the receptacle control we are specifying 50%of private and open offices with a timer. However we want to know if it is accepted if we also...

Last reply: Marcus Sheffer, Jun 20, 2017, 9:25 am