Which of the following types of spaces in dwelling units need to be provided with an engineered natural ventilation system (ie. exhaust fans) if they are located 25 ft.

Hi, I am working on a large project in Australia that has used local code. The local code is more stringent than 62.1 however needs to be documented for the submission.

Dear all! How do you show compliance with case 1 for GBCI, mixed-mode ventilation?

I have a project looking to achieve some of the spaces via Natural Ventilation compliance. The windows are installed with a 60% porosity window screen.

we have a new addition added to an existing facility.

Dear Concern:- Is there any MERV filter requirement for IEQ PR 01 credit as per ASHRAE section 5.9 (is it mandatory) What are the Ez values should be used for below equipments????? 1.Fresh air f

How do one determine minimum outdoor air intake flow of a VAV system coupled with demand controlled ventilation to comply with ASHRAE 62.12007 standard required for at different operating condition

It seems that the certification reviewers do not know when heating and cooling occur in a space.

Hey andrew.

Hello, IEQ-p1: Work code is more stringent than ASHRAE, so we'll use work code air rate to justify prerequisite The question is: we want to obtain the IEQ-C2 increasing by 30% the air rate BUT o