Precisionaire Rings Panels Filter ST55R-2020 - Manual (Page 2)

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Standard specifications:
FILTER DIMENSIONS
1. One pocket cubes are trapeziod in shape and taper in
all four directions.
2. Two and three pocket cubes are tapered on top and bot-
tom.
3. The depth of the filter has a tolerance of -1"/+1"
4. The outer dimensions of the self-supportive frame are
3/4" under nominal size from wire to wire. The 1-2" medai
overlap fills the remaining space to act as a gasket.
5. Headered cubes have an outer dimension 3/8" under
nominal size. Headers are 7/8" in width.
6. Two and three pocket cubes have uniform pocket
widths.
7. Custom sizes will not be considered without minimum
quantities exceeding 100 pieces.
WIRE SUPPORTS
8. All wire supports are made from 9 gauge galvanized
steel.
9. All welds are butt-welded for added strength. No spot
welds are used.
MEDIA
10. All pockets are sewn for strength.
11. The filter pockets are ultrasonically welded around
wire frame.
12. 1/2"-1" media overlaps the stitching seam on the
inside of the pockets.
13. Two pocket and three pocket cubes are welded at
least 4" around crosspieces to open the pockets.
Cube Varieties:
Cubes are also available as self-sealing, similar to a pael
filter, or with a metal header. The model numbers identify
the size, number of pockets, and self-sealing or header.
Model Numbers EX. 1 (CUB3225T-162520H)
The first three digits identify that it is a cube filter. The
fourth digit identifies the number of pockets (1-3) and the
fifth through eighth digits identify the media type. The first
two digits after the hyphen identify the width. The third and
fourth digits after the hyphen identify the height, and the
fifth and sixth digits after the hyphen identify the depth of
the pocket(s). If there is an H at the end of the model num-
ber, then there is a Header around the cube.
Manufacturing
Specifications
For Ring Panel Filters