LEGEND
ABX — Air Blender
AF — Airfoil
CV — Constant Volume
IGV — Inlet Guide Vanes
FC — Forward-Curved
FMB — Filter Mixing Box
MXB — Mixing Box
PIC — Product Integrated Controls
VAV — Variable Air Volume
*The cv capacity rating is the flow (gpm) through a valve at 1 psi pres-
sure drop.
Fig. 1 — Basic PIC Order Number
4