I recall seeing a...

I'm trying to figure out the exhaust airflow rates required for chemical pollutant source rooms in a hospital (e.g. janitor's closets, copy rooms, etc.). The LEED credit requirements state: "...

I have a university dorm project that has 1 or 2 residential units on ground level opening to the outside and I"m not sure how to advise on the walk off mat requirement. One the one hand, I can...

We are developing a building which has a cleaning storage rooms and all the cleaning products are closed/sealed except for temporary use (1 use per day).
We want to persue the Ashrae 62.1-...

Reading the reference guide, they say the following: "Incorporate permanent entryway system at all high-traffic exterior to interior access points to reduce...", also "employ permanent entryway...

Hi, according to ID#100000426 MADE ON 07/19/2010, the wording changed from:
"In mechanically ventilated buildings, install new air filtration media in regularly occupied areas prior to...

does the room that contains recycle storage bins need to be exhausted to the exterior?

I want to raise the question again about underground garages and IEQc5. The credit clearly says that the exhaust rate should be 0.5 CFM/sf, I understand that. But in Sweden building code says a...

Why does the requirement of 0.5 cfm/sf exist when IEQp1 requires 0.5 cfm/sf as the minimum exhaust rate from such spaces (ASHRAE 62.1-2007 Table 6-4)?

If you don't have at least 0.5 cfm/sf...

We have small shops (less than 100m2) on the street level of our office building. Each shop has an entrance to the pedestrian. How can one comply to the 10ft entry way system?