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  1. Ben Derdundat

    ROUND 2: Ben Derdundat ,The Under Current & 30,000 watts.... The Evolution Continues

    Since my last thread I have made some small upgrades along with some changes to my Under Current systems and rooms. Some of them include PVC return lines and air lines, the addition of two more AP-100 air pumps to each flower room for a total of four AP-100 pumps per room, Oxygen Shield air...
  2. Ben Derdundat

    ***Saturation Levels Of Dissolved Oxygen In Relation To Water Temperature***

    I have noticed that the question of whether a chiller is necessary or not when growing in the Under Current has been debated some and I wanted to share some information that might help clear things up for some people. The purpose of chilling the water in an Under Current system or any system for...
    • Ben Derdundat
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    • Replies: 100
    • Forum: Hydroponics
  3. Ben Derdundat

    House & Garden Nutes., Under Current Systems, 30,000 Watts, 10 Tons of A/C, Co2

    :movie OK, Here we go. After some inspiration from our friend Jack I have decided to switch over from a top feed drain to waste that utilized rock wool as the medium.... To the Under Current By Current Culture H2O. As of the moment my operation consists of two (2) 12,000 watt flower rooms...
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