


| Manufacturer | Part Number |
|---|---|
| American Meltblown | WR100S54 |
| Cardinal Process | W-FR-100-R-20-SS |
| Cardinal Process 2 | WE-FR-100-R-20-SS |
| Delta Pure | DW-100-09-20-4-D |
| Facet | U100R20S4 |
| Filter Factory | FRY100R20S |
| FilterCor | FCR100R20S |
| Fluid Filtration | R100R20S |
| FWI | R100A20A |
| Mahle | 2EWRA100 |
| Matrix |
R100A20A
AXR100A20A XR100A20A |
| Murdock | MWR100A20A |
| Neo-Pure | WRY-25200-1004 |
| Pall DFT | R100AW20A |
| Parker Honeycomb | R8R20G |
| PecoFacet | PFIR100R20S |
| Serfilco | 99R20A |
| Shelco | MS20RS100 |
| United | UR100R20S |