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Building Envelope Commissioning

NC-v4 EAc1: Enhanced Commissioning
posted by Chris Bennett on Feb 16, 2018, 5:29 pm

Hello All, 

Has anyone gone through the process of building envelope...

Last reply: Joyce Kelly, Dec 30, 2019, 12:04 pm

COP of System at ambient temperature (46 degC) whereas ASHRAE takes AHRI Condition

NC-v4 EAp2: Minimum Energy Performance
posted by Neeraj Sharma on Nov 28, 2019, 1:16 pm

I am working on a project where my building has a VRF/VRV system. The ambient conditions at which the system designed is 46 deg C. Now as it's a LEED project & will be compared with ASHRAE 90...

Last reply: Jean Marais, Dec 30, 2019, 3:32 am

Option 1: Filtration

NC-v4 EQc1: Enhanced indoor air quality strategies
posted by Hannah Lee Sevilla on Dec 19, 2019, 12:44 am

In Philippines which parameters shall be considered to identify whether an area is non-attainable for PM10 and PM2.5? We are working on a High-rise  RESIDENTIAL building  with mechanical...

Last reply: Mohammad H Abbasi, Dec 27, 2019, 10:10 am

Renewable Energy Organic Waste Source

NC-v4 EAc5: Renewable energy production
posted by Michael Cerom on Dec 16, 2019, 3:34 am

My project is a garment factory which produces a lot of garment waste (scraps, cuttings, etc), which we use to fuel the boiler in the factory.

In the submission form of the credit there is...

Last reply: Marcus Sheffer, Dec 26, 2019, 3:57 pm

Single zone flush-out

NC-v4 EQc4: Indoor air quality assessment
posted by Omar ElRawy on Dec 25, 2019, 10:18 am

I have a main Fresh Aish Handling Unit (FAHU) that supplies fresh air to all FCUs. I need to know if I should calculate flush out on zone by zone basis, in which flushing the whole building will...

UPEC & certif

CS-v4 MRc2: Building product disclosure and optimization - environmental product declarations
posted by sara m on Dec 25, 2019, 9:41 am

I want to ask what does UPEC certified materials and certif logo mean ? Is it leed compliant? 

How will it help in getting points in leed? 

Dog parks- SS2- Restore Habitat; and SS3 Open Space/Vegetated Area

NC-v4 SSc3: Open space
posted by Paul Bierman-Lytle on Dec 24, 2019, 10:28 am

SS c2: Site Development- Protect or Restore Habitat:  does a Dog Park area comply if vegetated with native or adaptive species?

SS c3: Open Space - does a Dog Park qualify as Open Space;...

CBE Thermal comfort tool is no longer support LEED documentation

NC-2009 IEQc7.1: Thermal comfort - design
posted by Manish Khandelwal on Dec 22, 2019, 8:18 am

Hi all,

I am doing LEED credits of IEQc7.1 - Thermal Comfort—Design. I used to use the CBE Thermal comfort tool for PMV calculation. Last week I noticed that the tool is no longer...

LZ3 Façade lighting exemption

NC-v4 SSc6: Light Pollution Reduction
posted by Nuttanee Vongveeranonchai on May 1, 2018, 12:27 pm

Dear all, 

I have a question about SSc6 Uplight and Trespass Exemptions. 

I am working on a commercial mixed-use project located in LZ3. Our designer has proposed main façade...

Last reply: Bill Swanson, Dec 24, 2019, 7:57 am

Monthly Evapotranspiration Rate

NC-v4 WEp1: Outdoor water use reduction
posted by Ahmed Labeeb on Apr 9, 2018, 3:02 am


We are working on a project in Dubai and the Client is asking to use the LEED Calculator instead of WaterSense tool. Now, no reference states the monthly evaporanpiration rate for...

Last reply: Senna Sabir, Dec 24, 2019, 5:57 am