This system includes:

Aqua Science 89Digital Control Valve
12x52 Fiberglass Mineral Tank
1" by-pass
2 Cu. ft of Multi-Media (Birm, Calcite, Filter AG, Carbon)
1 Sleeve of gravel
1.05" Riser Tube
Funnel and Cap 

Aqua Science multi blend consists of a mix of Birm, Calcite, Filter AG, and Carbon. It's specifically designed to reduce Iron and Hydrogen Sulfide while increasing pH.

Oxygen Chamber System technology uses natural oxidation to remove Iron from the water supply, without chemicals, without aerators and without air compressors.