Hello All,

I have a question about printer room exhuast fan. The mechanical designer wants to recirculate the exhuast air from the printer room due to some costing issue and etc, I know it...

We are working on a New Construction - Warehouse project that has two separate spaces (offices + warehouses). There are no densely occupied spaces with the expected occupancy considered. Are we...

For interior cross-contamination prevention - Has anyone successfully submitted a project with an access panel in a hard lid ceiling? Deck to deck partitions aren't feasible for the janitor's...

Is it acceptable to filter mixed return and outdoor air instead of outdoor air only? In our case, huge industrial ventilation systems provide fresh air to a yarn factory. The ventilation systems...

I'm recommending that chemicals delivered to Labs should be stored in vented Chem. cabinets with 0.5cfm psf to create neg. pressure with respect to the rest of the Lab. Then, chemicals in use are...

Hi everyone,

For the entryway systems, the guide doesn't specify if it has to be installed inside and/or outside the building's entrance. Does anyone know if it can be installed 5 feet...

I need to know if I have to apply interior cross-contamination prevention on a kitchen and a restaurant at my NC office building or not?

Our Project is a Fire Station that has an area defined as a "hot zone" which includes the apparatus...

I've been looking at Appendix C of ASHRAE 62.1-2010 for a way, and I keep scratching my head.  Does anyone how to calculate for the...

Would a skyway, those elevated walkways between buildings popular in Minneapolis, be considered a "...