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Major renovation to existing building- EQp1 requirements

NC-v4 EQp1: Minimum indoor air quality performance
posted by Navisa Jain on May 23, 2019, 10:25 am

We have a 6 storey addition to an existing 4-storeyed building. The mechanical systems for the addition are separate from the existing systems. The project is going for LEED v4 CS certification...

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...

Outdoor air monitoring- Mass balance

NC-v4 EQp1: Minimum indoor air quality performance
posted by Ricardo Sá on May 17, 2019, 6:19 am

Hi,

In what concerns outdoor airflow monitoring requirements for a...

CIBSE Narrow Plan Requirement

NC-v4 EQp1: Minimum indoor air quality performance
posted by NJ on May 9, 2019, 11:25 pm

Hello everyone,

Are there any alternatives for complying CIBSE AM10 requirement for narrow plan? Our project will have a building width that is greater than 15m by almost 4m even with the...

non-attainment area for PM2.5

NC-v4 EQp1: Minimum indoor air quality performance
posted by Francesco Passerini on Feb 24, 2016, 4:28 am

In Europe which parameters shall be considered to establish whether the site is non-attainment area for PM2.5?

Last reply: Maki Watanabe, Apr 12, 2019, 12:51 am

Minimum Indoor air quality compliance procedure- 100% OA AHU with zone level recirculation

NC-v4 EQp1: Minimum indoor air quality performance
posted by Isabel Santos on Mar 15, 2019, 11:11 am

Hello Everyone,

I have an office floor that is conditioned by a Fresh Air handling Unit (100% Outdoor Air) with Heat Recovery and in some enclosed office spaces we have Fan Coil Units (FCU...

Last reply: otto, Mar 22, 2019, 9:43 am

Refrigerated Storage rooms ventilation requirements

NC-v4 EQp1: Minimum indoor air quality performance
posted by Luis Andrade on Feb 1, 2019, 1:12 pm

Hello,

I have a doubt regarding the need to ventilate refrigerated warehouses or storage rooms.

As per Addenda L of ASHRAE 62.1 - 2010, refrigerated strorage rooms with a cooling...

Last reply: David Hubka, Mar 21, 2019, 7:53 am

Airflow monitor alarms

NC-v4 EQp1: Minimum indoor air quality performance
posted by Nancy Henderson on Aug 30, 2018, 1:17 pm

We have several single zone RTU's that will need direct airflow monitors because the units have DCV.  The contractor says the low OA alarm will be located on the units at the roof.  They do not...

Last reply: David Hubka, Mar 19, 2019, 3:52 pm

Radon mitigation in High-Rise Mixed-Use project

NC-v4 EQp1: Minimum indoor air quality performance
posted by Ganesh Nayak on May 10, 2017, 3:30 pm

A high-rise mixed-use project with two levels of office and multiple levels of residential is in EPA Zone 1 for radon. All the codes addressing radon mitigation listed in the prerequisite...

Last reply: Jessica Eskro, Mar 12, 2019, 5:00 pm

Natural Ventilation monitoring systems?

NC-v4 EQp1: Minimum indoor air quality performance
posted by Avideh Haghighi on Feb 26, 2019, 5:02 pm

Hello, we have a project that is naturally ventilated, but doesn't have direct exhaust airflow (offices are ventilated through a central atrium, atrium is naturally ventilated with gravity...