Tetra Whisper Bio-Bag Cartridges up to 36% off Deal

Take advantage of this limited-time lightning deal on Tetra Whisper Bio-Bag Filter Cartridges for Aquariums. The medium cartridge is now available for just $44.93 (as of April 10, 2025, 12:36 AM EDT), discounted from its original price of $70.65!

• Medium size perfect for standard aquarium filtration needs.
• Now 36% off from the original price.
• Designed to keep your aquarium clean and healthy with minimal effort.