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Apparatus design from November/December 2008
- This robust design uses a PVC lever arm with a float and lightweight dosing tube. It will be installed in Tamara, Honduras in January, 2009.
Past Designs
Apparatus design from September/October 2008 - This prototype chem doser uses two pulleys to transfer motion of the float to the end of the lever arm. It is a lab experimental tool used in data collection only.