The AUQA Gadget Fish Guards prevents small fish from accidentally entering your overflow! Designed for fresh and saltwater tanks, these are made out of a heavy-duty, resistant PVC molding, and are practically effortless to install.
The Fish Guards will give you a peace of mind, knowing that your Nuvo or Fusion Aquarium overflow will never consume your small fish again!
A well developed and balanced filtering system removes all the toxic ammonia
M size - 12mm x 12mm
L size - 17mm x 17mm
$8.00A natural filter media which effectively absorb ammonia, nitrogen, chlorine and prevent the increase of NO2. Remove the odour caused by some bacteria and increase the oxygen dissolving rate in the water to make high density fish keeping possible. Also it can absorb the SHO directly to reduce the harmful affection result from long-not-changed water.