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If you're using this as an RO pre-filter
If you need more aggressive pH correction
15% recovery Application Type Medical
Reduce TDS to near zero with refillable mixed bed resin technology for ultra-pure water applications
using certified KDF media from KDF Fluid Treatment and food-grade coconut shell carbon
Harmsco (HB-20-5W) 20"X4.5" Big Blue "Calypso Blue" Pleated Sediment 5 Micron Filter Filmtec (TW30-2026) Tap Water Membrane 220 GPD 2" X 26" If you're using this asHarmsco HB 20 5W 20" x 4. 5" Calypso Blue Pleated Sediment Filter Washable 5 micron pleated polyester for whole house and RO pre filtration 5 Micron Pleated Polyester Reusable 20" Big Blue The Harmsco HB 20 5W is a 20 inch pleated sediment cartridge engineered for Big Blue 20" x 4. 5" housings, offering high dirt holding capacity and extended service life through its cleanable polyester media. At 5 microns, it removes sand, silt, rust, and particulate
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