Growlink LINK Hub Humic Acid and there is no need

and there is no need for an airstone

Model GC-XO24 (24 Outputs) = $1799

Amino Blast

Quart Kerr Wide-Mouth Jar: A standard two-piece band-and-disc closure rather than a proprietary lid

High-Flow Structural Housing for 40 GPM Dosing Systems

Growlink LINK Hub Humic Acid and there is no needGrowlink LINKS HUB for Centralized 8 Port Device Control The Growlink LINKS HUB powers and communicates with up to eight LINK devices over standard RJ 45 cabling. Each port supplies up to 1A at 24VDC through the cable itself. Valves, relays, and sensor modules pull both data and power from the same line. The HUB itself runs 24VDC at 3W from the included AC DC supply. Network connection uses Ethernet for primary uplink with Wi Fi available as a backup