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Radon in school building

NC-v4 EQp1: Minimum indoor air quality performance
posted by Luis Andrade on Oct 9, 2018, 10:26 am

Hello,

In order to meet EQp1 requirements, do non-residential projects need to address radon issues in the first 4 floors? It is my understanding that only residential projects need to...

Outdoor air calculator for Healthcare facilities

NC-v4 EQp1: Minimum indoor air quality performance
posted by Gabriela Mena on Sep 12, 2018, 11:32 am

Hi, 

We are working in a Healthcare facilities project. How can we document compliance with the minimum Outdoor Air Changes required by ASHRAE 170-2008 Table 7-1?

How can we...

Can zone population be zero for occupiable storage rooms for liquids and gels

NC-v4 EQp1: Minimum indoor air quality performance
posted by Edgar Arevalo on Sep 4, 2018, 4:57 pm

Would it possible to input zero for an occupiable storage rooms for liguids and gels in the Minimum...

LEED NC V4 Multifamily High Rise Bulding Apartment whole unit and exhaust ventialtion requirement

NC-v4 EQp1: Minimum indoor air quality performance
posted by Vipul Babriya on Aug 3, 2018, 2:32 pm

Hello,

We've multifamily high rise project that is pursuing LEED NC V4 certification. As per current design, the apartment units are mechanically ventilated and have continuously running...

waste rooms

NC-v4 EQp1: Minimum indoor air quality performance
posted by Francesco Passerini on Jun 4, 2018, 11:55 am

Francesco Passerini engineer LEEDuser Basic Member 90 thumbs up June 7, 2018- 9:05 am This discussion has been copied in EAp2: https://leeduser.buildinggreen.com/forum/waste-rooms-0 Log in or register to post comments ...

Last reply: Francesco Passerini, Jun 7, 2018, 9:05 am

Natural Ventilation Procedure- Prescriptive Path 62.1 2010

NC-v4 EQp1: Minimum indoor air quality performance
posted by Nicolas Martinez Ochoa on May 24, 2018, 5:30 pm

Hello everyone,

I have a question about the location and sizing openings, in the building we have spaces with double side openings, in opposite facades. The 6.4.2 section specifies that...

Last reply: Dionisio Franca, May 28, 2018, 4:31 am

air transfer

NC-v4 EQp1: Minimum indoor air quality performance
posted by Agnieszka Rylska on Apr 11, 2018, 10:41 am

On our project we have a few spaces like corridors and break rooms with kitchen area which don't have a direct ducted air supply from the...

IEQ Space Matrix?

NC-v4 EQp1: Minimum indoor air quality performance
posted by Erica Downs on Mar 29, 2018, 2:50 pm

Is the IEQ Space Matrix still relevant for this Prereq under v4? Under v3 there were some differences between ASHRAE-applicable spaces and LEED-applicable spaces.  Wondering if that is still the...

Last reply: Erica Downs, Apr 3, 2018, 2:46 pm

EN 13779–2007

NC-v4 EQp1: Minimum indoor air quality performance
posted by Francesco Passerini on Jul 18, 2017, 4:50 am

We are deciding between the use of EN 15251 and the use of ASHRAE 62.1. Do you have experience in applying EN 13779–2007? I've started to read that and I'm wondering whether there are aspects...

Last reply: Francesco Passerini, Mar 7, 2018, 12:51 pm

ventilation chimneys for buffer space

NC-v4 EQp1: Minimum indoor air quality performance
posted by Francesco Passerini on Nov 23, 2017, 12:18 pm

The corridors are separated from the staircase by two doors in order to create a space (buffer space) whose walls and doors are fire-resistant. That space is ventilated through a ventilation duct...

Last reply: Ben Stanley, Mar 5, 2018, 3:38 pm