PF-S Filter Cartridge for Top Fin Silenstream PF10 Power Filters

* Excellent Filtration Performance: The filter cotton is made of cotton and carbon and has 3-layer filtering effect, which can  filter and absorb 99% of the sundries, so as to keep the water source clean and the healthy growth of fish.
* Long-term Replacement of the Aquarium Filter: According to the test, the filter cotton has already withstood too much sundries  for no more than four weeks, so you need to replace it with a new one to keep the water source healthy and clean at all time.
  Suggest to change filter cartridge every 2-4 weeks.
* Quick Installation: Just remove used cartridge and rinse new cartridge under cool water to remove dust. After rinsing, insert caftridge into flter chamber to protect the health and safety of your fish all the time.

size: 43*140mm, 73*168mm