20 inch Big-Blue Carbon Block Filter Cartridge - 1 Micron (Nominal), 4.25 inch D x 20 inch L
SpectraPure® Carbon Block Filters:
- Remove chlorine, organics, taste and odor
- Dual purpose combination Sediment and Carbon filter
- Excellent service life
- No channeling or bypassing of fluids
- Meet NSF Standards.
- Interchangeable with Captive Purity's, Kent Marine's, AWI's, BRS's and most residential/aquarium RO or RO/DI systems and SpectraPure Eliminator Systems
Note: Only the 0.5 micron carbon block pre-filters remove trihalomethanes, low levels of chloramine, pesticides, volatile organic chemicals and 99.95% of giardia and cryptosporidium cysts.