I am working on a Fire Station Project.  We are going for the EQ Credit: Enhanced Indoor Air Quality Strategies Option 1.  We are mechanically ventilated in both the Fire Station living spaces...

Hi everyone,

we have a project that includes a delivery entry, which is only used by the responsible service staff for the delivery operation. 

To our mind this delivery entrance is...

We have a multifamily residential project which will have a stand alone ERV per unit, does anybody know if we need to install...

What would be the suggested way to evaluate the performance of a saw cut, or grooved stone, to consider it having "equivalent or better" performance to a metal grille, or other established...

Perhaps I missed this was snuck in for v4, but what part of laundry makes it now added to the rooms needing exhaust, supply, and negative pressure? Is it possible this could be interpreted the...

Hi- has anyone gotten verification on whether exterior walk off mats are permitted under v4? The reference guide and current addenda are silent on that detail. Prior to 2009/v3 they were allowed...

In Philippines which parameters shall be considered to identify whether an area is non-attainable for PM10 and PM2.5? We are working on a High-rise  RESIDENTIAL building  with mechanical...

Can a 10'-0" permanent walk-off mat comply for the entryway requirements, and if so what would be the required weekly maintenance?

Dear All,

To fullfill the requirement of self-closing door - in spaces where hazardous gases or chemicals may be present- in Enhanced...

Dear All,

We are currently certifying a new Office Building and according to EQ C1 (“ Enhanced Indoor Air Quality strategies”), permanent entryway systems shall be Installed at...