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Fresh air inside a manufacturing building- specific rooms

NC-v4 EQp1: Minimum indoor air quality performance
posted by Simon Joubert on Jan 17, 2020, 7:08 am

Hi,

We are currently working for a LEED project - industrial building creating petfood - under NC V4 scheme. We are facing some difficulties to understand wich rooms need fresh air...

Last reply: Gustavo De las Heras Izquierdo, May 20, 2021, 2:12 pm

MERV 11

NC-v4 EQp1: Minimum indoor air quality performance
posted by Gustavo De las Heras Izquierdo on May 17, 2017, 12:48 pm

Hallo,

In an office building located in Mexico City (a location with a high PM2.5 and ozone levels), the floors are served by AHU’s equipped with...

Last reply: Olman Joaquin Ledezma Unzueta, May 11, 2021, 10:54 am

Outside Airflow Monitoring Device

NC-v4 EQp1: Minimum indoor air quality performance
posted by Jennifer Rennick on Jul 10, 2018, 6:45 pm

The mechanical engineering team on the LEED project I am working on has proposed to install current monitoring switches at each unit supply fan power feed.

Is this an acceptable...

Last reply: FABIO VIERO, May 7, 2021, 11:18 am

Documenting local equivelant

NC-v4 EQp1: Minimum indoor air quality performance
posted by Omar Elrawy on Apr 29, 2021, 12:04 am

We have a project in Vietnam in which the local standard (5.5 lps/person) is more stringent than ASHRAE 62.1.

Q1: Does a more stringent standard means higher fresh air requirements?

...

Last reply: Casey Cullen-Woods, Apr 30, 2021, 3:11 pm

Zone Discharge and Zone Primary Airflow

NC-v4 EQp1: Minimum indoor air quality performance
posted by Luke Brooman on Apr 21, 2021, 10:58 am

I am looking for clarification on the Zone Discharge Airflow (Vdz) and Zone Primary Airflow (Vpz) values under the multiple zone systems. The spreadsheet note for Vdz states it is the expected...

Natural Ventilation in high-rise residential building

NC-v4 EQp1: Minimum indoor air quality performance
posted by Ricardo Sá on Jan 12, 2021, 9:40 am

Dear All,

 
We are evaluating the possibility of certifying a high-rise residential building project that will be built in Portugal.

According to the web-based...

Last reply: David Hubka, Apr 12, 2021, 9:04 pm

Dwelling units monitoring

NC-v4 EQp1: Minimum indoor air quality performance
posted by Nicolas Martinez Ochoa on Sep 22, 2020, 7:45 pm

Hello everyone,

I’m working in a multifamily project which uses natural ventilation for both conditioning and ventilation. My question is regarding indoor air quality monitoring. The...

Last reply: Florian Schmidtchen, Feb 10, 2021, 6:39 am

CO2 Sensors in Naturally Ventilated Spaces

NC-v4 EQp1: Minimum indoor air quality performance
posted by Nathan Gauthier on Nov 28, 2018, 9:36 am

Can anybody confirm if free-standing CO2 sensors that provide a visual alert to the room's occupant only (not connected to...

Last reply: Florian Schmidtchen, Feb 10, 2021, 6:02 am

Residential Building (9-Story)

NC-v4 EQp1: Minimum indoor air quality performance
posted by CT G on Feb 2, 2021, 12:49 pm

We are working on a 9-story residential project that is being certified v4 BD+C: New Construction. The spaces (including all dwelling units) are cooled by VRF indoor units and heated by radiant...

Last reply: David Hubka, Feb 2, 2021, 4:06 pm

Radon Requirements for LEEDv4 Residential Units

NC-v4 EQp1: Minimum indoor air quality performance
posted by Jessica Malta on Jan 27, 2021, 11:21 am

Hi,

We are working on a high-rise MURB project and trying to meet the radon requirements outlined in the reference guide. The reference guide has listed 5 different standards (EPA Building...