16"
16"
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UNIT SIZE: 72W
(56) 16" X 20" FILTER
Shaded area represents filter section blankoff.
Fig. 186 — Filter Mixing Box and Angle Filter Arrangement — 2-in. or 4-in. (cont)
16"
16"
16"
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16"
16"
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208
20"
20"
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20"
20"