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Energy Star Rated Power Value and Computation

CI-2009 EAc1.4: Optimize energy performance - equipment and appliances
posted by Gene Harn Lim on Jan 2, 2020, 3:56 am

We are computing the Energy Star Equipment table and struggle to source the equipment's rated power. A few questions: 

1. The rated power is defined as the maximum power the equipment can...

Will RECs from TIGR fulfill the credit requirement for EAc4 LEED CI v2009?

CI-2009 EAc4: Green Power
posted by Rowena Rawte on Nov 25, 2019, 11:23 pm

For a project in Singapore the client are planning on purchasing Green RECs from TIGR. 

The Tradable Instrument for Global Renewables (TIGR) Registry is an online platform for tracking and...

3 buildings that connected via link-bridge

LEED Guidance for Campuses and Multiple Buildings
posted by Michael Wahjudi on Mar 22, 2017, 12:23 am

Hi all. Wanted to seek your comments on consideration of our developments as "single building" so it can fit into one LEED certification. Our development is consists of 3 buildings that connected...

Last reply: Dave Hubka, Apr 10, 2019, 7:34 am

Residential and Commercial Density

Data-Centers-NC-v4 LTc4: Surrounding density and diverse uses
posted by David Edenburn on Apr 4, 2019, 3:59 am

We have a project, a DC, that is in the middle of a large industrial park. There are no residential units within miles of the site. Is it acceptable to just calculate the...

Last reply: Emily Purcell, Apr 5, 2019, 9:47 am

Water Restoration Credits- Asia

Pilot-Credits WEpc110: Water Restoration Certificates®
posted by Emily Tan on Mar 28, 2019, 10:37 am

I purchased water restoration certificates for an ID+C v4 project through BEF.

I see from BEF's website that the water restoration projects are all in the USA and was wondering if there...

Data Centre energy model baseline

NC-v4 EAp2: Minimum Energy Performance
posted by Ameet AA on Jan 22, 2019, 10:10 pm


For a large data centre, I was thinking the baseline should be:

- HVAC: system 8

- CRAC fan power: Ls x 0.0021 + A as per ASHRAE table G3.1.2.9

Is this correct...

Last reply: Marcus Sheffer, Mar 18, 2019, 3:24 pm

Does low-emitting and fuel efficient vehicles parking count as preferred parking?

CI-v4 LTc5: Reduced parking footprint
posted by Ameet AA on Mar 13, 2019, 3:43 am


Our project has a few parking spaces reserved for low-emitting and fuel efficient vehicles, does it count as preferred parking? Thanks.

How to demonstrate the materials are reusable or recycable?

CI-v4 MRc2: Interiors life-cycle impact reduction
posted by Ameet AA on Feb 26, 2019, 9:55 pm

The LEED language reads:

Ensure that at least 50% of nonstructural materials, by cost, are reusable or recyclable, as defined by the Federal Trade Commission Guide for Use of Environmental...

Building with confidential spaces

EBOM-v4 EAp2: Minimum Energy Performance
posted by Ameet AA on Aug 12, 2018, 11:47 pm


The project building in Singapore is a 3-sty building where about 25% of the floor area is lab spaces that are strictly confidential, i.e., no access, no equipment info, no energy...

Last reply: Trista Brown, Feb 12, 2019, 12:43 pm

Which building type does data centre belong?

CI-v4 LTc5: Reduced parking footprint
posted by Ameet AA on Jan 8, 2019, 4:41 am

There's no such a building type as data centre in the base ratio table, I was wondering if it should be "data processing, telemarketing", or "general light industrial, industrial park, and...

Last reply: Ameet AA, Jan 8, 2019, 8:10 pm