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How many CO2 Sensors do I need to place in occupied large space?

NC-2009 IEQc1:Outdoor Air Delivery Monitoring
posted by  Mamun Ferdaus  on 

we have a project of around 20,000 sft and floor height 14 ft. its a textile project. 210 people work there. the space is ventilated by evaporative cooling system.

6
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John McFarland
Director of Operations
WorkingBuildings, LLC
LEEDuser Expert
39 thumbs up
Thu May 8, 2025, 11:58 am
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Minimum Airquality Performance Mechanical Ventilation of Staircase and Elevator Landing

NC-v4 EQp1:Minimum indoor air quality performance
posted by  Francesco Emanuele Contaldo  on 

Hi everyone and thanks in advance for your attention and support.

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MERV 13 Filter for ERV

NC-v4 EQc1:Enhanced indoor air quality strategies
posted by  Anne L  on 

We have a multifamily residential project which will have a stand alone ERV per unit, does anybody know if we need to install MERV 13 filter on all the ERV's per unit to comply with the c

4
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Joyce Kelly
Architect - Cx Provider - Building Performance Specialist
GLHN Architects & Engineers
LEEDuser Premium Member
25 thumbs up
Wed May 7, 2025, 6:10 am
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BD+C: Multifamily Midrise or New Construction?

LEED Rating System Selection
posted by  Victoria Rios Esteve  on 

Hi everyone! 

5
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Andrey Kuznetsov
ESG consultant, LEED AP BD+C
Self Employed
LEEDuser Basic Member
36 thumbs up
Mon May 5, 2025, 10:46 am

Reporting Renewable Energy Savings in Energy Model vs. Renewable Energy Section (LEED v4 energy update)

NC-v4 EAc5:Renewable energy production
posted by  Anurag Ghosh  on 

Hi all,

I’m working on a LEED v4 energy update project utilizing multiple renewable energy systems, such as:

  • Solar PV (electricity),

1
Tue May 6, 2025, 6:20 pm
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Radon mitigation in High-Rise Mixed-Use project

NC-v4 EQp1:Minimum indoor air quality performance
posted by  GANESH NAYAK  on 

A high-rise mixed-use project with two levels of office and multiple levels of residential is in EPA Zone 1 for radon.

3
Fri May 2, 2025, 10:31 am
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bus rapid transit stop

NC-v4 LTc6:Bicycle facilities
posted by  Erin Holdenried  on 

what is the definition of a bus rapid transit stop? Can a bus transfer station count towards this? or Greyhound station? I have a project that can meet all the criteria except this one.

2
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Marilyn Specht
Senior Principal | Director of Sustainability Integration
SmithGroup
LEEDuser Expert
43 thumbs up
Thu May 1, 2025, 10:55 am
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Baseline Calculation & AHU Condensate

Pilot-Credits WEpc115:Whole Project Water Use Reduction
posted by  Kim C  on 

The project is an industrial facility with it's own wastewater treatment system. 

2
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Alison Rosso
Sustainability Specialist
Jacobs
LEEDuser Premium Member
3 thumbs up
Tue Apr 29, 2025, 9:49 pm
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WPWUR Innovative ideas question

Pilot-Credits WEpc115:Whole Project Water Use Reduction
posted by  Carlos De Leon  on 

Hello, I am exploring APC- WPWUR with my team to achieve more credits.

2
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Sofia Z
LEEDuser Basic Member
1 thumbs up
Mon Apr 28, 2025, 6:32 pm
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Requirement for Hand held Device for IAQ Performance Credit

EBOM-v4.1 EQp4:Indoor Environmental Quality Performance
posted by  shashank gangil  on 

Is there any minimum requirement for Hand held device to measure TVOC and CO2? I cant find any on LEED Guide. Is there any calibration requirement?

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