1. Fog Tooth Design

2. Advantages: Durable Durable No moving parts No moving parts Good for mechanical ventilation Good for mechanical ventilationDisadvantages: If damaged, poor fog pattern results If damaged, poor fog pattern results Some not easily replaceable Some not easily replaceable Usually hollow in the center Usually hollow in the center Fixed Metal Teeth Fog Pattern Differences and Tooth Design

3. Advantages: Durable Durable Resistant to damage Resistant to damage Good for mechanical ventilation Good for mechanical ventilationDisadvantages: Some not easily replaceable Some not easily replaceable Usually hollow in the center Usually hollow in the center Double Row- Fixed Rubber Teeth Double Row- Fixed Rubber Teeth Fog Pattern Differences and Tooth Design

4. Advantages: Wide angle fog pattern Wide angle fog pattern Many small size droplets Many small size dropletsDisadvantages: Hollow in the center Hollow in the center Draws heat & smoke towards center of nozzle Draws heat & smoke towards center of nozzle Plastic teeth susceptible to damage & binding Plastic teeth susceptible to damage & binding Spinning Teeth Fog Pattern Differences and Tooth Design

5. Fog Stream from Spinning Teeth Flag is drawn towards nozzle

6. Spinning Teeth Fog Pattern High Speed Photography... Teeth not damaged Cohesive fog pattern Good Protection Broken or missing teeth Holes in fog pattern Poor Protection Teeth not damaged Cohesive fog pattern Good Protection Broken or missing teeth Holes in fog pattern Poor Protection

7. Advantages: Durable Durable Resistant to damage Resistant to damage Fully filled in the center Fully filled in the center Good for mechanical ventilation Good for mechanical ventilationDisadvantages: Wide fog angle not as wide Wide fog angle not as wide More difficult to replace More difficult to replace Fixed Rubber Teeth (Power Fog Design) Fixed Rubber Teeth (Power Fog Design) Fog Pattern Differences and Tooth Design

8. Fog Stream from Power Fog Teeth Flag is pushed away from the nozzle