Hi, I have a theater space which has one single zone AHU serving the stage area and one single zone AHU serving the seating.

> I am trying to model a hybrid system in Carrier HAP. We have a VRF system that utilizes dedicated outdoor air at a constant supply CFM as well as standard indoor recirculation units.

I think this credit is for fresh air requirement. Is there any requirement for Exhaust rates, are they need to documented for this credit Our project have store rooms as per local Fire and safety

Could a sliding patio door contribute to the total operable wall area in a naturally ventilated space, or is it windows only? (per ASHRAE 62.1-2007 paragraph 5.1)

We are working on a Project, in which most of the rooms are complying with the ASHRAE 62.1-2007 Natural Ventilation requirements, stated under the IEQ Prerequisite 1 – Minimum Indoor Air Quality Pe

Do we need to comply with the ventilation rates in Table 6-1 (ASHRAE 62.1-2007) for electrical rooms, lift machine rooms, electrical rooms etc?

For a VAV (multiple-zone) system should the Design System Primary supply Airflow (Vpsd) sum up the total supply (and not the outdoor) air of each zone?

Dear all, Do centrifugal closed-circuit cooling towers have to comply with table 5-1, of ASHRAE 62.1-2007? In our project, the closest distance from the cooling tower to the DOAS is 6 meters (hor

IEQp1: Exhaust fans for public and private lavatories, kitchen, cafeteria and multiuse court Our project is a new school. The Design Final Review denied IEQp1 with two comments.

I am filing out the LEED documentation for IAQc1 for a Rec Center in St. Louis, MO. There is a Natatorium in this Rec with attached Locker/restroom/shower spaces.