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20" x 4.5" Spun Polypropylene Sediment Filter
The PureT BVB series sediment filter cartridge delivers economical pre-filtration for whole-house, commercial, and well water applications using standard 20" Big Blue housings. Its four-layer coreless polypropylene construction captures sand, silt, rust, and scale particles down to the nominal micron rating without the structural waste of a rigid core.
Filter Details
| Dimensions | 20" x 4.5" |
| Filter Media | Spun Polypropylene (Meltblown) |
| Micron Ratings Available | 1, 5, 10, 20, 50 micron (nominal) |
| Structure | 4-layer coreless design |
| Certifications | NSF 42, FDA CFR Title 21 |
| Recommended Service Life | 6 months (varies by water quality) |
| Weight | Lightweight construction |
Application Range
Designed for standard 20" Big Blue and Big Boy filter housings. Widely used as pre-filtration upstream of reverse osmosis systems and post-filtration downstream of GAC carbon filters. Common in whole-house systems, well water treatment, ice machines, commercial beverage and coffee equipment, film processing, analytical labs, and wineries. Compatible with both municipal and well water sources.




