Reef Octopus USB Smart Fan Size:4 Inch Accurate heat control

Accurate heat control

The Dymax Windy Cooling Fan effectively lowers the water temperature in an aquarium

High-Performance Protein skimmer

- Large Collection Cup with flow directional guide

Float valves are typically installed on containers like large plastic containers or sumps

Reef Octopus USB Smart Fan Size:4 Inch Accurate heat controlExcellent for light canopies, enclosed stands & cabinets to control heat and improve air circulation. REEF OCTOPUS USB SMART FAN The Reef Octopus USB Smart Fan will automatically increase or decrease the fan speed depending on the ambient temperature of the area surrounding the thermostat. Makes and excellent choice for aquarium canopies, enclosed stands & equipment cabinets to help regulate the temperature within. Keeping these areas cool will help