Grain Systems Tanks PNEG-1092 - Manual (Page 22)

4. Instructions
22 PNEG-1092 30° Bin Roof Construction
Installation
7. If the roof sheet does not have a pre-punched hole for the roof vent, a hole must be cut. Cut the hole
to match the roof vent. The inside edge of the hole should be approximately 15" from the eave.
(See Figure 4J.)
8. Place the three (3) foam strips on roof sheet, as shown in Figure 4I . Position roof vent over foam
strips and bolt down using 5/16" x 3/4" bin bolts and nuts. NOTE: See Figure 4J for lower two (2)
bolts of vent.
Figure 4H Figure 4I
Figure 4J