Grain Systems PNEG-707GSI - Manual (Page 62)

5. Plenum Roof
62 PNEG-707 12', 18', 24' and 30' GSI Commercial Tower Dryer
Plenum Roof Flashing
Install plenum roof flashing (with tabs down) over inside top plenum wall sheets.
Overlap plenum roof flashing.
Snug bolt with 5/16" x 1" whiz bolts and nuts.
Do not tighten bolts in tabs on flashing until after plenum roof sheets are installed.
Figure 5AN Installing plenum roof flashing with tabs over inside top wall sheets.
Figure 5AO Tabs on plenum roof flashing are marked by “X”.
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X
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X
X