Current Design

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.