high tech nano

  1. D

    DIY LED Light for Fluval Edge Help

    I have a Fluval Edge 42L and want to make a high tech tank, so the stock LED lights will have to go. I want to build my own light with LEDs from here (or maybe another place)...
  2. J

    5 l nano highish tech

    Specs: CO2: X bps (no bubble counter) via CO2 atomizer. Light: 9 watts I think on for 6 hours a day. Ferts: Around 10ppm NO3, 4ppm PO4, ? ppm of K and bit of micros a week. 1 water change when I feel like it... It has a very small internal filter. Substrate is plane black sand with some small...