We have demand controlled ventilation in spaces with varying occupancy.  The building is a YMCA.

We have a low rise (4 story) multifamily residential project considering LEED v4 BD+C in Boston.

Hello all: I am a newbie here so may this question was brought up. We have a building with a canteen for workers. 

Hello everyone,

• Requirement: Construct any dwelling unit on levels one through four above grade with radon-resistant construction techniques.

In case of a central AHU mounted on roof level supplying 100% (incl. run around coil) fresh air to office spaces:

I understand that the credit language requires the use of the Ventilation Rate Procedure(VRP) from ASHRAE 62.1-2010.

I feel like I've seen this discussed before on here but I'm not finding it at the moment.  We're wondering if a VAV system serving multiple spaces can use AFMS at fan inlet bell for supply and

Hi,

Our project have 1 PAU supply fresh air to many plenum of FCU (return air + fresh air), beside that we also have some meeting room which fresh air is supply through VAV box, control by CO2 sen