Neptune 1" Flow Sensor – FS-100 for Apex Controllers (150-1500 GPH) max lights however when cleaning/replacing old Anaerobic-Block

however when cleaning/replacing old Anaerobic-Block

The inline controller allows for easy adjustment with multiple one-touch photo-period programs

Underwater Use: Specially designed for underwater bonding

helping your corals achieve their best appearance with enhanced color retention

Neptune 1" Flow Sensor – FS-100 for Apex Controllers (150-1500 GPH) max lights however when cleaning/replacing old Anaerobic-BlockThe Neptune FS 100 1" Flow Sensor is designed to monitor the flow rate of water through your aquariums plumbing, typically used with return pumps. When connected to the Neptune FMM (Fluid Monitoring Module) and integrated with your Apex Controller, this sensor provides real time flow data, ensuring that your system is operating optimally. The FS 100 is compatible with flow rates ranging from 150 to 1500 GPH, making it suitable for most aquarium setups