20
25
Unit Size 03
Unit Size 06
Flat Filter Section
Flat Filter Section
(1) 25 x 20
(2) 25 x 20
20
20
Unit Size 12
Flat Filter Section
(6) 16 x 20
25
25
Unit Size 21
Flat Filter Section
(6) 20 x 25
20
20
Unit Size 30
Flat Filter Section
(10) 24 x 20
Shaded area represents filter section blankoff.
20
20
25
Unit Size 08
Flat Filter Section
(3) 25 x 16
20
20
16
16
Unit Size 14
Flat Filter Section
(3) 16 x 20, (3) 20 x 20
25
20
20
Unit Size 25
Flat Filter Section
(8) 24 x 20
20
20
20
Fig. 132 — Flat Filter Arrangement — 2-in. or 4-in.
16
16
16
25
20
20
16
20
20
20
20
25
24
24
Unit Size 36
Flat Filter Section
(12) 20 x 25
140
20
20
Unit Size 10
Flat Filter Section
(3) 25 x 20
20
20
Unit Size 17
Flat Filter Section
(6) 20 x 20
20
24
24
25
25
20
25
20
20
20
25
20
20
20
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