why use promix? you don't need it. since you have to nute, hydroton alone would be less expensive, but just as efficient.

I love pro-mix, but I would use it in container plantings.

Nice job on the DWC set-up. jmho, lw
latewood Reviewed by latewood on . Easy Homemade Hydroponic System heres another D.I.Y project , might be of use to some one,ythe postman Things you need (Pictures are in order) 1. Rubbermaid Tub â?? (I use a 20 Gallon) 2. 2-3 Fish Air stones 3. Air Pump 4. Black Air Hoses â?? (the one in the pic is clear but try and get black) 5. Net Pots Rating: 5