Comments on: Household Water Treatment: Slow Sand Filtration http://blogs.washplus.org/drinkingwaterupdates/2012/04/household-water-treatment-slow-sand-filtration/ from the WASHplus Project Tue, 22 Sep 2015 12:34:42 +0000 hourly 1 http://wordpress.org/?v=3.1.4 By: Dave http://blogs.washplus.org/drinkingwaterupdates/2012/04/household-water-treatment-slow-sand-filtration/#comment-6390 Dave Sun, 23 Dec 2012 14:43:49 +0000 http://blogs.washplus.org/drinkingwaterupdates/?p=2750#comment-6390 Excellent description of a slow sand filter!!! The best I've read yet. Excellent description of a slow sand filter!!! The best I’ve read yet.

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