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Demand Control Ventilation

NC-v4 EQp1: Minimum indoor air quality performance
posted by Ricardo Sá on May 22, 2019, 7:47 am

Dear All,

I’m currently modelling a building that uses DOAs with air-side heat recovery for space ventilation in the Proposed Design. As per ASHRAE 90.1 – 2010, section 6.4.3.9...

Natural Land Cover conditions, option 2

NC-v4 SSc4: Rainwater management
posted by Ricardo Sá on May 22, 2019, 5:28 am

Dear All,

I have some questions regarding SS C4 Rainwater Management: Natural Land Cover conditions, option 2.

According to LEED v4 BD+C web-based reference guide:...

balconies and heat island reduction

CS-v4 SSc5: Heat Island Reduction
posted by Sareet Benayahu on Jan 15, 2019, 6:40 am

https://leeduser.buildinggreen.com/forum/how-calculate-multi-level-decks... Since this question has come up a few times now, and the Reference Guide doesn't directly address balconies/terraces/etc., I'll inquire with LEED Coach and post the results once I have...

Last reply: Yoyo Shek, May 22, 2019, 12:38 am

Option 2: Provide Backup Power for critical loads (1 point)- Back-Up Power Time Duration Table 1.

Pilot-Credits IPpc100: Passive Survivability and Functionality During Emergencies
posted by Dionisio Franca on Mar 25, 2019, 9:19 pm

Back-up power time duration table 1 divides facilities in three categories:

1. Baseline facilities, 2. Fundamental community service organizations, and  3. Solar and wind electric back-up...

Last reply: Dionisio Franca, May 21, 2019, 8:36 pm

Offsite Renewables contributing to the energy model

NC-v4.1 EAp2: Minimum Energy Performance
posted by David Hubka on May 21, 2019, 2:04 pm

Looks like we might begin to be able to claim offsite...

2016 T24 energy code- v4_Minimum Energy Performance Calculator_v05- how much of this needs to be completed

CI-v4 EAc2: Optimize Energy Performance
posted by Kevin Gilleran on May 20, 2019, 8:44 pm

Hi,

I am modeling a tenant improvement with an existing shell, new lighting and HVAC. The report is showing 16.5% savings with no renewables and 31% with renewables. I have just filled out...

Integrative process charrette and ANSI book

NC-v4 IPc1: Integrative process
posted by Kavita K on May 17, 2019, 12:24 pm

Hi all,

We are pursuing a LEED for Schools project and are looking to get the Integrative process credit. Couple of clarifying questions -

1) I could not find a proper list of...

Last reply: Marcus Sheffer, May 20, 2019, 5:19 pm

Baseline systems exception: A system for the kitchen in all electricity heating source

NC-v4 EAc2: Optimize Energy Performance
posted by Mohamed Elagiry on May 20, 2019, 11:51 am

if we have system 6 as The main system which has the electricity as the main heating source, we have an exception for the kitchen according to G3.1.1 b which state to use system 5 or 7 for the...

Last reply: Marcus Sheffer, May 20, 2019, 5:14 pm

Condo Building with EXTREMELY small units- around 400 sf

NC-2009 IEQp2: Environmental Tobacco Smoke (ETS) Control
posted by Stacy Smedley on May 20, 2019, 12:14 pm

We are performing blower door tests on a condo project with units as small as 400 sf. The testing firm has indicated that the requirements for compliance are unreasonable and very challenging on...

MR credits- Option 1 & Option 2

CS-v4 MRc4: Building product disclosure and optimization - material ingredients
posted by Yoyo Shek on May 20, 2019, 6:19 am

Hello all, 

We are currently working on a C&S project (v.4). As the requirements for option 2 is an enhancement of option 1, it is possible to source a product that fulfills option 2...