Tropical Fish Keeping banner

diy cartridge

  1. Why is my water cloudy w/ DIY filter cartridges?

    Freshwater and Tropical Fish
    I have a 20 gallon high tank with an Aqueon Quiet Flow 20 filter. The filter replacement cartridges are pricy and didn't do too great at getting clear water so I am trying my hand at DIY cartridges' where I cut to fit them in the plastic cartridge holder in the filter. In the flow of water I...
  2. Making Filter Cartridges, Have a Media Question

    Freshwater Aquarium Equipment
    Hello! I'm new and didn't see my question anywhere on the web or this forum. I plan on using quilt batting around a metal frame with some sort of media in between the layers of batting. I'm not sure if I should use just activated carbon (like this) or API Ammo-Carb (this). I think what I'm...