(IMP700 is 7x2.75 in)
IMP700 7" Doulton Ceramic Drinking Water Filter Super Sterasyl Candle/Element/Cartridge: Doulton ceramic super sterasyl drinking water filter candles are two stage cleanable filtration candles, designed to remove suspended solids, pathogenic bacteria, chlorine, organic chemicals and hydrogen sulphide. In addition they will dramatically improve taste and reduce odors.
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| Doulton IMP700 Super Sterasyl (IMP700 is 7x2.75 in) |
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 | 8 gpd (Gravity only) | |
| Rated Life (stand alone) | 2000 Imp gallons | |
| Recommended Cleaning Frequency | Only on flow rate reduction | |
| Size | Length = 7in. x 2.75in. od. | |
IMP700 Super Sterasyl Ceramic Element Removal Efficiencies
P= Purification. R= Reduction> 95%. F= Effective Filtration>90%
| Contaminants | Removal | General Description -Rated life 2000 Imperial Gallons |
| Bacteria | P | Application: These long mount cartridges are designed for use with gravity fed systems such as the GSS, GLP, CCP, BIS, series of gravity housings.
Strengths: 100% rejection of bacteria, cysts and effective depth filtration of particulates >.5 micron. This system also provides excellent rejection of Chlorine and VOC's. Candles are easily cleaned and require no tools to service.
These statistics meet or exceed the NSF certification requirements under NSF International Standard 42 and 53.  |
| Cysts | P | |
| Taste | F | |
| Odors | F | |
| Colour | F | |
| Chlorine | R | |
| Herbicides | F | |
| Pesticides | F | |
| Lead | NA | |
| Metals | NA | |
| Fluoride | NA | |
| Nitrates | NA | |
| Arsenic | NA |
| 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% | |
| 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 |
The following specific removal efficiency testing reports are available: Cryptosporidium Removal, Bacterial (E. Coli) Removal, Particulate Reduction, Cyst and Turbidity Reduction, Chlorine Reduction.
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