We are working on a residential building where split AC units are provided in every room for each unit with no mechanical ventilation. The ventilation strategy is relying on natural ventilation...

In multi-family residential units, can a VTAC unit provide mechanical ventilation to meet 62.1-2010?

The operable windows provide natural ventilation, but ASHRAE now requires mechanical...

We are working on a residential project (5-Story) that is being certified v4 BD+C. The dwelling units are naturally ventilated. The monitoring requirement for natural ventilation in v4 states to...

Hello, 

I am working on a residential project under NC-v4. The project is a residential hall with 1bd, 2bd, 3bd, and some 4bd suites. The project utilizes natural ventilation during the...

Hello,

we have a sauna in our LEED v.4 NC project in Europe. Do you have any idea how to comply with minimum...

Shall we include gowning room for cleanroom project in VRP in IEQp1? 

That project is a building with cleanrooms. A gowning room is a place for workers to wear clean room suits...

I understand that critical zones are zones that require the largest outdoor air fraction. In practice, does this equate to only densely occupied zones (zones with a people...

We have a question regarding the ventilation requirements on corridors in order to comply with requirements of Minimum Indoor Air Quality Performance prerrequisite.

Do we need to provide...

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Previously, I've focused on completing the Minimum...

Hi all,

I am working on a LEED NC hotel project which has a tenant space located on the ground floor. There are not HVAC designs for the tenant spaces since the future tenant occupants...