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CAWST

Research & Tech Updates

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Research & Tech Updates
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Technical Updates

Biosand Filter Version 9 Technical Update - March 2007 (81.34 kB)
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Biosand Filter Version 10 - Dec 2009 (127.34 kB)
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Biosand Filter: Modifications Version 10 [FRA] (54.68 kB)
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Biosand Filter: Research leading to Version 10 [FRA] (133.71 kB)
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Biosand Filter: Changes in Version 10 [ESP] (54.25 kB)
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Biosand Filter: Research leading to Version 10 [ESP] (338.50 kB)
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  • About Us
  • What We Do
  • Where We Work
  • Get Involved
  • Resources
    • Publications & Materials
      • Training Materials
      • Education Materials
      • Position Papers
      • Research & Technical Updates
    • Household Water Treatment
    • Biosand Filter
    • Sanitation
    • FAQs
    • Youth Educator Resources
    • Resources for grant seekers
    • Videos
  • May 20 - May 23 Drinking Water Quality Testing Workshop (Afghanistan)
  • May 23 - May 26 Low Cost Sanitation Workshop (Laos)
  • May 28 - Jun 1 Project Implementation for the Biosand Filter Workshop (Bolivia)
  • May 30 | 6pm Coffee @ CAWST
  • Jun 3 - Jun 6 Low Cost Sanitation Workshop (Laos)
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CAWST.
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