British Berkefeld Water Filter

Technical Information



  General Information:

  • Designed for everyday household use, not just an occasional camping trip
  • Reliable design uses gravity - no pumps or moving parts to wear out
  • Long lasting filter elements will produce thousands of gallons each (depending on
    turbidity level of the water being filtered)
  • Stainless Produces safe drinking water from lakes, cisterns, ponds, streams, etc.
    steel construction - sanitary, easy to clean, and will last longer than plastic containers
  • Independently tested by these organizations: Spectrum Labs, Univ of Arizona, Clare  Microbiological, Loughborough University, Hyder.
  • A rigorous program of independent testing of our British Berkefeld water filters ensures complete verification of all product performance claims.

What the filter will remove:

  • Absolute filtration efficiency to 0.5 microns
  • For particles from 0.2 to 0.5 microns filtration efficiency is greater than 98%
  • Reduces turbidity by an efficiency greater than 99.7%.
  • Independently tested to remove the following parasites and pathogenic bacteria: E. Coli 99.99%, Klebsiella 99.99%, Cholera 99.99%, Shigella 99.99%, Salmonella 99.99%, Guinea Worm 100%, Giardia Lambia 100%, Cryptosporidium 100%.
How the filter works:

The special ceramic elements are manufactured specifically for use in this gravity filter. British Berkefeld ceramic elements consist of a fine microporous structure, which forms a complete barrier to all particles larger than 0.5 microns in size (1 Micron = 1,000th of a millimeter). All particles above this size become trapped on the surface and within the ceramic material. Fine particles of silver are evenly dispersed within the structure of the filter element, which prevents the growth of bacteria. The British Berkefeld elements also contain an additional activated carbon filling, which removes chemical and organic compounds from the water and improves its taste.

After passing through the filter, safe, filtered water then collects in the lower chamber to be drawn off from a tap. The structure of the ceramic material is designed to be cleanable and regular cleaning of the element will allow its filtration efficiency to become regenerated. The elements may be cleaned over 100 times before replacement becomes necessary.

 

Technical Specifications:

Number of elements: 4
Capacity: 9.5 quarts
Output/24 hrs: 21 gallons
Height: 19 1/4 inches
Diameter: 8 1/4 inches
Empty weight: 5.5 lbs

 

Quality British Berkefeld Gravity Water Filters

Designed for everyday household use, not just an occasional camping trip
Reliable design utilizes gravity for operation. No pumps or critical moving parts to wear out
Long-lasting filters will produce well over 2600 gallons and are easily replaced
Used by missionaries, the Red Cross, and other humanitarian relief agencies worldwide

 

The product is manufactured to meet:

National Sanitation Foundation (NSF) Standard 42
National Sanitation Foundation (NSF) Standard 53
ISO 9002 Quality Standard

 

Other product features:

Ceramic elements may be cleaned well 100 + times with a soft brush or 3M Scotchbrite pad
Product meets EPA requirements for silver impregnation and elution
Product is silver-impregnated and will not permit bacteria grow-through (mitosis)
Silver-impregnated elements provide a hostile environment for all microbiological organisms and will not support their growth

 

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