Apr 4, 2003 #1 marcepuig Mechanical Joined Apr 4, 2003 Messages 1 Location UY I am working on a HVAC retrofit for a theatre. They are secifying an NC15. I would like to receive recommended air duct velocities for NC15,for main ducts,branches,terminal duct and outlet velocities in supply and return ducts.
I am working on a HVAC retrofit for a theatre. They are secifying an NC15. I would like to receive recommended air duct velocities for NC15,for main ducts,branches,terminal duct and outlet velocities in supply and return ducts.