You could also try Siphon ...
Published by Felix Mutuura, Dedan Kimathi University of Technology - Deputy Director, Centre for Water Conservation and Management
You could also try Siphon filter - http://www.basicwaterneeds.com/tulip-siphon/
Published by Felix Mutuura, Dedan Kimathi University of Technology - Deputy Director, Centre for Water Conservation and Management
You could also try Siphon filter - http://www.basicwaterneeds.com/tulip-siphon/