Grain Systems PNEG-1089 - Manual (Page 5)

PNEG-1089 Top Dry Duct Installation 5
2. Top Elbow Duct Section
Duct and Drying Fan Pad Optional
Placement of the duct fan pad: GSI Top Dry duct system only.
Refer to Figure 2A to determine the duct pad size. The top of this pad should be level with the top of the
bin’s foundation. Recommended pad thickness is 4" minimum. Front of pad should be perpendicular to
bin wall.
Figure 2A