Tropical Fish Keeping banner

undergravel filter

  1. Undergravel WITH sponge filter help

    Freshwater and Tropical Fish
    Hello, I currently am running an undergravel filter in a 25 gallon tall (Lightly planted anubias and java fern and I have 11 assorted small fish, molly, platys, tetras, etc. and 3 amano shrimp. I want to turn down the flow on my UGF powerhead and add a sponge filter to the other side on the tank...
  2. Undergravel filter with powerheads

    Beginner Freshwater Aquarium
    I reckon i'll get some snobby replys about using an UG filter, but that's what i've got, so please just answer the questions that i ask. How tightly does the powerhead intake have to connect with the filter lift tube to be effective? My intake doesn't fit snugly. Any ideas about attaching the...
  3. Powerhead setup for a 20 gallon tank with UGF

    Freshwater Aquarium Equipment
    Hello, I recently purchased a 20 gallon tank that has an undergravel filter system. I am currently using a 20 gallon Whisper air pump to run the UGF but I want to get powerheads since they are supposed to be much more effective. My UGF has 2 lift tubes so I would want to use 2 powerheads...
  4. undergravel cannister

    Beginner Freshwater Aquarium
    I'm considering connecting either my intake or my output from my Fluval 204 cannister to a single uplift tube of my undergravel filter. Does anyone see any problems with this? Any recommendations on whether I should connect it to the intake or output? The reason I'm doing this is to get maximum...