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In multi-family residential units, can a VTAC unit provide mechanical ventilation to meet 62.1-2010?

NC-v4 EQp1: Minimum indoor air quality performance
posted by Sherman Aronson on Jan 22, 2020, 5:53 pm

In multi-family residential units, can a VTAC unit provide mechanical ventilation to meet 62.1-2010?

The operable windows provide natural ventilation, but ASHRAE now requires mechanical...

Campus project with Central Plant

NC-v4 EAc4: Demand response
posted by Leilanie Bruce on Mar 30, 2017, 3:29 pm

Our project is a student dorm on a university campus. The campus generates most of its power with their chilled water and co-generation plants and they purchase very little energy from the local...

Last reply: Breffni O'Rourke, Jan 22, 2020, 5:25 pm

v4.1 Low-Emitting Calculator??

NC-v4.1 EQc2: Low-emitting materials
posted by Sara Greenwood on Jun 21, 2019, 5:34 pm

Does anyone have access to a v4.1 low-emitting calculator? Since some categories are now quantified by cost, volume, or square footage it warrants a different calculator.

Last reply: RDK E&S, Jan 22, 2020, 2:47 pm

SCAQMD Exempt Compounds

CI-v4.1 EQc2: Low emitting materials
posted by Michelle Rosenberger on Jan 22, 2020, 1:57 pm

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SCAQMD Exempt Compounds

CI-v4 EQc2: Low emitting materials
posted by Michelle Rosenberger on Jan 22, 2020, 1:57 pm

...

Density Calculation- Parking garages and roads

NC-v4 LTc4: Surrounding density and diverse uses
posted by Jon Penndorf on Jan 22, 2020, 10:30 am

We are pursing LEED v4 BD+C, NC. For the Location and Transportation, Surrounding Density credit, combined...

Last reply: Emily Purcell, Jan 22, 2020, 12:03 pm

Existing Fenestration in baseline model for CI projects

CI-v4 EAp2: Minimum Energy Performance
posted by Aravindraj RB on Dec 4, 2019, 11:21 pm

Project type       : LEED ID+C (CI) Version 4

Query                : EA Pr. Minimum Energy Performance (Table G 3.1.5)

Our project is a commercial office building space with a...

Last reply: Marcus Sheffer, Jan 22, 2020, 11:15 am

Local discomfort Effects

NC-v4 EQc5: Thermal comfort
posted by Santiago Sanchez Sanchez on Aug 22, 2019, 4:37 pm

Hi everybody,

It isn't clear to me how to document the local discomfort effects when I am under option 1 ASHRAE  standard 55-2010.

  1. ASHRAE 55 APPENDIX C states...

Last reply: Santiago Sanchez Sanchez, Jan 22, 2020, 10:19 am

LCA Inputs and Impact Measures

NC-v4 MRc1: Building life-cycle impact reduction
posted by Yaya Jashri on Dec 20, 2019, 11:57 pm

Hello,

The LEED V4 Guidebook said "For LEED, the project team must take into account the entire building...

Last reply: Dirk Kestner, Jan 22, 2020, 10:02 am

Requirement of separate lighting control for small multi occupant spaces?

CI-v4.1 EQc6: Interior lighting
posted by Aishwarya Katta on Jan 21, 2020, 5:25 pm

We have a couple of small conference rooms which fall under the category of multi-occupant spaces. The credit says that "Lighting for any presentation or projection wall must be separately...