Active Aqua Grow Flow Expansion Kit, 6 Pot, 2 gal meters-&-solutions Silica has been found to

Silica has been found to strengthen cell walls giving plants an increased resistance to environmental stress

Dimensions

Texas Controller includes: 20 gallon reservoir with grommet

Easy-to-read screen and multiple display modes

Passes strict lab parts per billion testing

Active Aqua Grow Flow Expansion Kit, 6 Pot, 2 gal meters-&-solutions Silica has been found toThe Grow Flow Expansion Kit includes six growing modules, each consisting of a round 2 gallon pot with " fittings, an inner bucket, and all necessary connectors and tubing. Each pot features concave bottom with multiple drain holes for better water flow. *A control unit and reservoir (sold separately) are required to use this expansion pack