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Zone Secondary Recirculation FractionNC-v4 EQp1: Minimum indoor air quality performanceposted by Dave Hubka on Jun 19, 2023, 9:53 am
ASHRAE 62.1, Section A1.2.2 states: Er is less than 1.0 for plenum return systems with secondary recirculation (e.g. fan-powered... Last reply: Julio Fernandez Amodia, May 8, 2025, 1:58 pm |
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Minimum Airquality Performance Mechanical Ventilation of Staircase and Elevator LandingNC-v4 EQp1: Minimum indoor air quality performanceposted by Francesco Emanuele Contaldo on May 7, 2025, 10:28 am
Hi everyone and thanks in advance for your attention and support. |
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Radon mitigation in High-Rise Mixed-Use projectNC-v4 EQp1: Minimum indoor air quality performanceposted 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: Tristan Tatcher, May 2, 2025, 6:31 am |
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Are CO sensors needed for lodging units with no kitchen facilitiesNC-v4 EQp1: Minimum indoor air quality performanceposted by Alokmay Behera on Apr 18, 2025, 8:10 am
There is a labor accomodation project with the no cooking facilities whatsoever. There will be centralised kitchen facility for the project. Do we still need to have CO sensors one per unit? If I... Last reply: Andrey Kuznetsov, Apr 23, 2025, 10:03 am |
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IEQ PreReq- Carbon monoxide monitoringNC-v4 EQp1: Minimum indoor air quality performanceposted by Kim C on Oct 11, 2018, 1:59 am
The pre-requisite criteria speaks of having Carbon monoxide monitors installed in each dwelling unit. However, it is not common for dwelling units in Malaysia/Singapore to have such... Last reply: Alokmay Behera, Apr 16, 2025, 5:25 am |
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Major Renovation Project- Spaces out of Scope of WorkNC-v4 EQp1: Minimum indoor air quality performanceposted by Zeynep Cakir on Feb 6, 2023, 3:40 am
Hello everyone, My question is related to major renovation projects. Are the spaces not undergoing renovation and out of scope of renovation work exempt from the credit requirements? ...Last reply: Taylor Gawthorp-Cruse, Feb 14, 2025, 3:51 pm |
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IAQ Calculator Space CategoriesNC-v4 EQp1: Minimum indoor air quality performanceposted by Junaid Mujahid on Dec 6, 2024, 9:08 am
In some of our projects, we are providing outdoor air to some spaces which do not require outdoor air supply as per ASHRAE 62.1. For example, water tank room, some storages etc. ... |
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Should MAHUs be included in IAQ CalculatorNC-v4 EQp1: Minimum indoor air quality performanceposted by Junaid Mujahid on Dec 6, 2024, 6:23 am
In a Mall project, it has multiple kitchens/restaurants which have ecology units that exhaust air (fume hoods). One Makeup Air Handling Unit (MAHU) is provided in each of these spaces to 'makeup... |
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VOC emission test report validity as LEED V4NC-v4 EQp1: Minimum indoor air quality performanceposted by Christine Trinh on Nov 25, 2024, 2:14 am
Hello, We have submiited... |
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Mechanical Ventilation Hotel RoomNC-v4 EQp1: Minimum indoor air quality performanceposted by Francesco Emanuele Contaldo on Oct 16, 2024, 7:21 am
Hi, I am supporting the design team for an hospitality building, rooms will be mechanically ventilated and will be composed by a bedroom, a living area and a bathroom. Mechanical... Last reply: Andrey Kuznetsov, Oct 25, 2024, 10:54 pm |