| Image | Supplier | Item Code | Short Description |
|---|---|---|---|
| | Koch Filter Corp | KOCH 118-701-011 | METAL FILTER-ALUM 16x20x4 |
| | Koch Filter Corp | KOCH 118-701-013 | METAL FILTER-ALUM 20x20x4 |
| | Koch Filter Corp | KOCH 118-701-014 | METAL FILTER-ALUM 20x25x4 |
| | Koch Filter Corp | KOCH 118-701-015 | METAL FILTER-ALUM 24x24x4 |
| Manufacturer | Koch Filter Corp |
| Initial Resistance | 0.16 in WG |
