Harmsco (HB-20-0.35W) 20"X4.5" Big Blue "Calypso Blue" Pleated Sediment 0.35 Micron Filter Pentek (WP5BB20P) 20"x4.5" Polypropylene String Wound 5 Micron Sediment Filter Factory calibrated to 342 ppm

Factory calibrated to 342 ppm NaCl

Test Conditions 2000 ppm NaCl

5" pleated sediment filter with 0

sediment pre-filters

Harmsco (HB-20-0.35W) 20"X4.5" Big Blue "Calypso Blue" Pleated Sediment 0.35 Micron Filter Pentek (WP5BB20P) 20"x4.5" Polypropylene String Wound 5 Micron Sediment Filter Factory calibrated to 342 ppmHarmsco Big Blue Sediment Filter HB 20 0. 35W Calypso Blue Pleated Polyester Cartridge 20" x 4. 5" pleated sediment filter with 0. 35 micron rating for whole house and light industrial applications. Built to last, designed to be cleaned and reused. 0. 35 Micron Reusable Up to 30 GPM WHY IT WORKS Premium filtration with long term economy Sub Micron Sediment Removal 0. 35 micron pleated polyester media captures fine silt, sand, rust, and particulate