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Building Footprint

CS-2009 SSc7.2: Heat island effect - roof
posted by Jaesik Lim on Aug 11, 2017, 9:10 pm

Hi, all

Our team had a technical advice from USGBC reviewer, the comment is like below...
" The LEED form indicates a total...

Last reply: Summer Minchew, Aug 14, 2017, 2:28 pm

Boundaries of LEED ND publicly available & requirements for NC

ND-v2009 GIBp2: Minimum building energy efficiency
posted by Louis Haag on Jul 27, 2017, 4:39 am

Dear LEEDuser team,

I have two questions for a new building to be built within the area of an existing LEED ND project (or very near).

1. How can the project team know the exact...

Last reply: Eliot Allen, Jul 28, 2017, 5:57 pm


NC-v4 SSc2: Site development - protect or restore habitat
posted by Biao Ma on Jul 23, 2017, 10:32 pm

I want to know if vertical green wall with native and local plant species, whether or not can conribute the green ratio for option 1.

Last reply: Trista Little, Jul 25, 2017, 7:03 pm

Price of dwelling unit for sale

ND-v4 NPDc4: Housing types and affordability
posted by Noriko Yasuhara on Jul 17, 2017, 9:27 pm

We are trying to determine the price of affordable dwelling unit.
With regards to new for sale dwelling unit, we can calculate maximum monthly PITI according to the Reference Guide.

Last reply: Noriko Yasuhara, Jul 24, 2017, 3:57 am

Natural Gas Fired Heat Pump

CI-2009 EAc1.3: Optimize energy performance - HVAC
posted by Crystal Wu on Jul 14, 2017, 12:18 am

Dear all, we have a project in Japan that uses natural gas fired heat pump to provide heating and cooling. If we would like to go with the perscriptive method, how should we compare the...

Last reply: Crystal Wu, Jul 18, 2017, 12:11 am

Energy Model for Ice Rink

NC-v4 EAp2: Minimum Energy Performance
posted by Shenhao Li on Jul 5, 2017, 9:50 am


We have a speed skating oval project. Should the energy used for ice rink modeled as process load? We think this will be the major energy consumption. Can we consider the energy...

Last reply: Marcus Sheffer, Jul 6, 2017, 9:22 am

Existing Landscape Area

ND-Plan-v4 GIBc4: Outdoor water use reduction
posted by Noriko Yasuhara on Jun 20, 2017, 5:30 am


Our project has a portion of existing landscaped area within the project boundary. Is it required to include it into the credit calculation or not?

Thank you for your...

Last reply: Noriko Yasuhara, Jun 21, 2017, 4:38 am

Purchased energy rate

CS-v4 EAp2: Minimum Energy Performance
posted by Shenhao Li on Jun 18, 2017, 11:41 am

Hi all,

We have a LEED v4 CS project which use purchased chilled water and purchased heat. According to ASHRAE 90.1-2010 G2.4 "Annual energy costs shall be determined using either actual...

Last reply: Marcus Sheffer, Jun 19, 2017, 9:28 am

When covering a wide range of products

NC-v4 MRc2: Building product disclosure and optimization - environmental product declarations
posted by Akira Kataoka on Jun 5, 2017, 10:33 pm

A company is planning to publish an EPD(s) for their gypsum board products. Their products can be categorised into 6 types, with each type measuring in several differerent thicknesses and their...

Last reply: Nadav Malin, Jun 7, 2017, 2:32 pm

unfinished space simulation

NC-2009 EAp2: Minimum Energy Performance
posted by Hongyun Zhou on May 23, 2017, 4:06 am

My building has four floors, and 4th flr is left empty for future use. I did not include it in simulation, so I got the comments from the reviewer: Revise the model as necessary to include all...

Last reply: Marcus Sheffer, May 24, 2017, 12:07 pm