4A - 4″ X 3″ X 18″ Filter Type: A Filter Size: 1.5″X1.5″ 0.5 microns Filter - Typical Block Size: 1-2 lbs

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This bag is identical to bag Type 4-B and bag Type 4-T except that it has a Type A filter.

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Filters

4″ X 3″ X 18″ Filter Type: A Filter Size: 1.5″X1.5″ 0.5 microns Filter Hole: Style L

$418.75

4″ X 3″ X 18″ Filter Type: A Filter Size: 1.5″X1.5″ 0.5 microns Filter Hole: Style L

$225.95

4″ X 3″ X 18″ Filter Type: A Filter Size: 1.5″X1.5″ 0.5 microns Filter Hole: Style L

$75.99

4″ X 3″ X 18″ Filter Type: A Filter Size: 1.5″X1.5″ 0.5 microns Filter Hole: Style L

$51.99

Bag Size: 4″ X 3″ X 18″ Filter Type: A Filter Size: 1.5″X1.5″ 0.5 microns Filter Hole: Style L

$45.99

4″ X 3″ X 18″ Filter Type: A Filter Size: 1.5″X1.5″ 0.5 microns Filter Hole: Style L

$33.75

4″ X 3″ X 18″ Filter Type: A Filter Size: 1.5″X1.5″ 0.5 microns Filter Hole: Style L

$24.25

4″ X 3″ X 18″ Filter Type: A Filter Size: 1.5″X1.5″ 0.5 microns Filter Hole: Style L

$12.25