Install the included filter cartridge
delivering steady airflow for oxygenation
Store and handle according to the bottle label
and dissolved organic removal
Hydros Control X4 Tissue Culture Plants Install the included filter cartridgeHydros Control X4 The Hydros Control X4 is a powerful HYDROS aquarium controller for freshwater, saltwater, reef, and pond applications that need expanded monitoring, direct 12V accessory control, pH ORP probe inputs, 0 10V control, alerts, and HYDROS ecosystem expansion. With four Sense Ports, two Drive Ports, two pH ORP Probe Ports, 0 10V input and output capability, two Command Bus ports, and support for compatible HYDROS WiFi devices, the Control