| 1. One of six directional mix jet aerators installed in a circular tank. |

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| 2. Two of the six directional mix jet aerators installed in a 180 ft diameter tank for a pulp and paper mill. |

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| 3. Four directional mix jet aerators installed in a 650 ft by 230 ft lagoon creating an oxidation ditch flow pattern. |

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| 4. Large directional mix jet aerator (one of seven) with a 36-inch liquid line and a 24-inch air line. |

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| 5. Directional mix jet aerator has nozzles arrayed to create a clockwise flow pattern. Jet aerators are effective in cold climates. |

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| 6. Four directional mix jet aerators create a circular flow pattern in this tank. One eddy mix jet aerator installed in the middle prevents solids build up in the center of the tank. |


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| 7. Directional mix jet aerator being inspected before start-up. |

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| 8. Three directional mix jet aerators form a clockwise flow pattern. |

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| 9. Directional mix jet aerators are installed along the walls of three rectangular tanks in order to completely mix the wastewater. |


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| 10. Oxidation Ditch with three directional mix jet aerators. |


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