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HERS index- does a special rater required?

Homes-v4 EAc1: Annual energy use
posted by Chen Shalita on May 27, 2017, 8:04 am

Hello everyone,
I'm exploring the possibility of certification of a lovely house to LEED for Homes.
My question is:
1. is it compulsory to have the house audited by this RESNET...

Last reply: Gustavo De las Heras Izquierdo, Jan 31, 2018, 2:57 pm

Non SRI compliant material over Excellent SRI material

NC-2009 SSc7.2: Heat island effect - roof
posted by Faisal on Jan 16, 2018, 6:55 am

What if a roof slab which is covered with an...

Last reply: Tristan Roberts, Jan 17, 2018, 8:50 am

Dedicated Smoking area for Group Building with distance less than 25 ft

NC-v4 EQp2: Environmental tobacco smoke control
posted by Ashraf Ali Khan Khan on Jan 4, 2018, 8:54 am

We are currently working on NC V4 Group buildings. Project is G+2 with total of 100 buildings and distance between the buildings are less than 25 feet. I am finding difficult to locate dedicated...

Last reply: Paula Melton, Jan 5, 2018, 11:16 am

Meeting ASHRAE 90.1 COP Requirement in Proposed Case Energy Simulation

NC-2009 EAp2: Minimum Energy Performance
posted by Sasha Peters on Dec 26, 2017, 4:11 am

We recently received a comment from USGBC LEED that we have to meet ASHRAE 90.1 COP requirement in proposed case energy simulation as well. However, we got approval for several projects in past...

Last reply: Marcus Sheffer, Dec 26, 2017, 1:11 pm

Carpark surfaces

CS-2009 IEQc4.3: Low-emitting materials - flooring systems
posted by Ekin Caglar Gokbas on Dec 21, 2017, 7:18 am

Hi everybody. I have a problem in the project which i am leading the LEED certification. We have parking areas inside of the building basement floor. While i am prepearing the space usage table,...

Last reply: Ekin Caglar Gokbas, Dec 22, 2017, 12:40 am

EER Clarification for Typical Floors

NC-2009 EAp2: Minimum Energy Performance
posted by Nikhil Kumar on Dec 17, 2017, 1:21 am


I am doing Energy Model for Office building which is targeted for LEED Gold. The conditioned area is 1.2 lakhs & 5 Typical Floors (G+4). Hence, the baseline system would be System...

Last reply: Marcus Sheffer, Dec 18, 2017, 10:35 am

design case water calculation

NC-v4 WEc2: Indoor water use reduction
posted by Azaz Ansari on Nov 22, 2017, 10:24 pm

why is the no information  required to enter in design water calculation to accomodate visitors? 

Please note we have visitor column in calculation sheet.

Kindly clarify?


Last reply: Dylan Connelly, Dec 4, 2017, 12:16 pm

LEED ND Plan- Is it a permanent certification

LEED Rating System Selection
posted by Mahesh M on Dec 7, 2015, 4:12 am

We are prospecting a development in the middle-east for LEED ND certification under V4. The project is currently in the planning phase and therefore we propose to apply for the "LEED ND Plan"...

Last reply: Eliot Allen, Nov 30, 2017, 2:19 pm

Off street parking and on street parking

NC-v4 LTc7: Reduced parking footprint
posted by Azaz Ansari on Nov 21, 2017, 8:03 pm


1. Could you please explain the following statement:

    "Preferred parking is not required if no offstreet parking is provided".

2. What is difference between off...

Last reply: Azaz Ansari, Nov 22, 2017, 10:57 am

Indoor unit power calculation

NC-2009 EAp2: Minimum Energy Performance
posted by Nikhil Kumar on Nov 21, 2017, 9:09 am


I am doing Energy Model for car showroom which is LEED Gold Rating. Proposed HVAC System is Packaged Units and Split units. I have received the EER, Total Cooling capacity, sensible...

Last reply: Marcus Sheffer, Nov 21, 2017, 1:33 pm