Table 25 — Filter Data
39T UNIT SIZE 07 09 11 13 17 21 26 32 39 49 61 74 92
FLAT FILTER (FLT1)
Cell Size (in.) 20x20x2 or 20x20x4
Quantity 1 ————— 3 2 — 6 12 7 9
Cell Size (in.) 16x25x2 or 16x25x4
Quantity —1—4344222——1
Cell Size (in.) 20x25x2 or 20x25x4
Quantity —23—33258461415
Cell Size (in.) 16x20x2 or 16x20x4
Quantity 2 —— 2 ————— 3 — — —
Nominal Face Area (sq ft) 7.2 9.7 10.4 15.6 18.8 21.5 26.4 28.5 33.3 41.7 54.2 68.0 79.9
ANGLE (ANG1) AND FILTER MIXING BOX
(FMB1-FMB4) FILTER
Cell Size (in.) 16x20x2
Quantity —— 6 3 —161510—18 7 14 18
Cell Size (in.) 16x25x2
Quantity 4 6 3 6 9 — 5 10 20 12 28 28 36
Nominal Face Area (sq ft) 11.1 16.7 21.7 23.3 25.0 35.6 47.2 50.0 55.5 73.3 93.3 108.8 140
BAG/CARTRIDGE FILTER (BCF1)
Cell Size (in.) 24x24
Quantity 222—324688101015
Cell Size (in.) 24x20
Quantity ———3—4 4 2——— 7 3
Cell Size (in.) 24x12
Quantity ——1331———65—5
Nominal Face Area (sq ft) 8.0 8.0 10.0 16.0 18.0 23.3 29.3 30.7 32.0 44.0 50.0 63.3 80.0
BAG/CARTRIDGE FILTER (BCF3)
Cell Size (in.) 24x24
Quantity —22—336488101515
Cell Size (in.) 24x20
Quantity 2——2—3—4—————
Cell Size (in.) 24x12
Quantity ——1 3 3—2——6 5 3 8
Nominal Face Area (sq ft) 8.0 8.0 10.0 12.0 18.0 22.0 28.0 28.0 32.0 44.0 50.0 66.0 76.0
NOTES:
1. Do not exceed filter manufacturer’s velocity limits when selecting
filters.
2. Flat filter section accepts either 1-in., 2-in., or 4-in. standard-type
filters.
3. Angle filter section and filter mixing box sections accept 2-in. nomi-
nal size filters.
4. Bag-cartridge filter sections accept 2-in. pre-filters. Filters must
be a combination of bag filters in sizes shown or 6-in. or 12-in.
deep rigid media filters with header. Filter section accepts
7
⁄
8
-in.
headers.
5. All filters are field supplied.
6. For bag filters longer than 12 in., add downstream access (ACC1,
ACC2) section as required.
7. The draw-thru bag/cartridge filter (BCF1) is a side loading section
that requires filter media with a header for a 1-in. slide-in track.
The blow-thru bag/cartridge filter (BFC3) is a face loading section
that requires filter media with spring clips, wire brackets, or re-
tainers for use in a Farr Type 8 holding frame.
80