Aquatica Plus is part of the Amazon Affiliate Network. We may receive payment for items purchased through the Amazon website.


  • Convenient, no-fuss replacement cartridges for your Cascade 170 internal power filter.
  • Optimizes the colonization of beneficial aerobic bacteria.
  • Easy-to-replace disposable filters.

Penn-Plax Cascade 170 Internal Bio Filter for Aquariums, 2-Pack

  • Brand: Penn-Plax
  • Product Code: CIF4FI
  • Note: Aquatica Plus is an Amazon Affiliate and may receive payment for items purchased on Amazon.

Related Products

Python 12PC Small Pro-Clean Gravel Washer and Siphon Kit

Python 12PC Small Pro-Clean Gravel Washer and Siphon Kit

Effectively separates and removes debris from your aquariumConstructed with flexible, high quality tubingFor aquariums from 10 to 20 gallons in size..

Marina Algae Magnet Cleaner, Small

Marina Algae Magnet Cleaner, Small

Marina Algae Magnet Cleaner, SmallPowerful, magnetic cleaner for glass aquariumsAllows cleaning of inside glass without using hands in the waterNon-ab..