Need Ventilation requirements and exepmtions

[gilramirez716]

1. What are the required CA ventilation requirements, please provide source of code.

2. What are the exemptions?
2a. Does this code apply to a Lab?

3.What code can be applied to a lab case with Hoods.
3a. What if there is maintenance, what are the exemptions or procedures to continue to operate if possible?

Thanks
for your help.

[Cragyon]

I searched the internet for "CA ventilation requirements" and got....

https://tinyurl.com/y233cgzq

[gilramirez716]

Yes, I found teh same but what about a lab condition and what are exemptions during a shutdown