Coralife Marine Aquarium Filter Cartridge, Large, 3 count

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About This Item

Details

  • 3-pack replacement filters—each cartridge provides 4 to 6 weeks of clean marine water.
  • High-quality, activated carbon works to remove harmful waste from your saltwater aquarium and improve water clarity.
  • Installs in seconds with a bottom key slot for optimal alignment.
  • Bioholster contains healthy biological bacteria and does not need to be cleaned.
  • Effectively filters up to a 30-gallon tank.

Instructions

Questions & Answers

1 Customer Questions

Are these for salt water only?

Answer by Chewy • Nov 04, 2020
This filter cartridge is for marine fish.
Reviews
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3.7
Rated 3.7 out of 5 stars
3 Ratings
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1 Customer Reviews

Rated 5 out of 5 stars
By Brenda on Aug 16, 2025

Fish filters

Keeps tank clean

Keeps tank clean