Comments on: Slow Sand Filters http://www.metaefficient.com/water-filters/slow-sand-filters.html The Guide To Efficient Living Wed, 01 Feb 2012 19:10:20 +0000 hourly 1 By: mudasar http://www.metaefficient.com/water-filters/slow-sand-filters.html/comment-page-1#comment-11697 mudasar Fri, 20 Jun 2008 11:04:13 +0000 http://s31669.gridserver.com/?p=291#comment-11697 how i judge the area of slow sand filteration plant when our discharge is 16 cusecs and for 10 cusecs. please send me the area calculation and complete design of the the slow sand filters how i judge the area of slow sand filteration plant when our discharge is 16 cusecs and for 10 cusecs. please send me the area calculation and complete design of the the slow sand filters

]]> By: An Artsy Fartsy Weblog http://www.metaefficient.com/water-filters/slow-sand-filters.html/comment-page-1#comment-448 An Artsy Fartsy Weblog Mon, 14 Feb 2005 16:03:32 +0000 http://s31669.gridserver.com/?p=291#comment-448 <strong>Slow Sand Filters</strong> [From Meta Effecient] Slow sand filters are perhaps the most efficient means of producing clean drinking water. Slow sand filters rely on biological processes for their action rather than physical filtration or disinfection. They require no electricity... Slow Sand Filters

[From Meta Effecient] Slow sand filters are perhaps the most efficient means of producing clean drinking water. Slow sand filters rely on biological processes for their action rather than physical filtration or disinfection. They require no electricity…

]]> By: WorldChanging: Another World Is Here http://www.metaefficient.com/water-filters/slow-sand-filters.html/comment-page-1#comment-447 WorldChanging: Another World Is Here Sun, 23 Jan 2005 22:40:27 +0000 http://s31669.gridserver.com/?p=291#comment-447 <strong>This Week in Green Design, 1/23</strong> Solar Tubes: Very Efficient Heating Apricus makes a unique solar hot water heater which is 30-40% more efficient than flat plate solar systems. The secret... This Week in Green Design, 1/23

Solar Tubes: Very Efficient Heating Apricus makes a unique solar hot water heater which is 30-40% more efficient than flat plate solar systems. The secret…

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