Pre-filter (592x592x95mm) To fit B400 & AMS4000 Negative Pressure Units (NPU) EN 779:2012: G4
Pre-filter to fit the B200 & AMS 1500 NPU (370 x 370 x 96) To fit B200 &...
$18.50
Pre-filter 370x370x94    EN 779:2012: G4
$14.50
Pre-filter 370x370x94    EN 779:2012: G4
$18.90
Prefilter for Pro 2000 Filters, pre filter pads fit inside the retainers to provide extend filter life Pack...
Pro2000 Pre Filter Kit  including x 6 Prefilters Filters
$18.50
$14.50
$18.90
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