CSTY20 Sterasyl Doulton Ceramic Drinking Water Filter Candle/Element/Cartridge: CSTY20 Doulton ceramic drinking water filter candles are self sterilizing cleanable drinking water filtration candles, designed to remove suspended solids and pathogenic bacteria from drinking water. These drinking water filter candles fit a wide variety of Doulton water filters and Doulton water purifiers.

CSTY20 Sterasyl Doulton Ceramic Drinking Water Filter Candle Cutaway showing Bacteria Trapped on Outer Wall of the Doulton Ceramic CSTY20 Doulton Ceramic Drinking Water Filter Candle/Element/Cartridge cleaning Cutaway showing Bacteria Trapped on Outer Wall of the Doulton Ceramic
Doulton CSTD20 Cutaway showing Bacteria Trapped on Outer Wall of the Doulton Ceramic Simple Cleaning
General Specifications:
Maximum Working Pressure 125 PSI
Maximum Working Temperature 100 F
Minimum Working Temperature 40 F
Recommended Flow Rate .5 GPM
Rated Life (stand alone) 2000 Imp gallons
Recommended Cleaning Frequency Only on flow rate reduction

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Particulate Efficiency (Dirt etc.) Rating
Absolute filtration rating Defined as >99.999% 0.9 micron
Nominal or Effective filtration rating 99.9% 0.5-0.8 micron
99.7% 0.3-0.5m
98.0% 0.2-0.3m
% Bacteria removal E. coli >99.99%
Vibrio Cholera >99.99%
Shigella >99.999%
Salmonella Typhii >99.999%
Klebsiella Terrigena >99.999%
% live Cyst removal Cryptosporidium 100%
Giardia 100%
Doulton holds Certification, Accreditation, or Membership with the following Agencies:
ISO 9002 Quality Standard
National Sanitation Foundation standards 42 and 53
Environmental Protection Agency (EPA)
Water Quality Association
Department of Health (Toronto, Canada)
Spectrum Labs (Minneapolis, USA)
Water Research Council (UK)
British 5750 Quality Standard
England's Water Research council (WRc) Performance Standards
California Department of Health
Over 50 Independent Laboratories Worldwide

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