About This

REPLACEMENT FILTER MEDIA: These Activated Carbon Cartridges are specially designed for the Cascade 400 Fully Submersible Internal Filter (CIF2), and serve as a replacement for when it’s time to cycle out aquarium filter media.
TOP-QUALITY ACTIVATED CARBON: These Activated Carbon Cartridges come together in a 2 Pack. For best results, replace cartridges every 4 to 6 weeks. With that said, they are refillable, allowing you to customize filtration based on your aquarium’s needs.
CHEMICAL FILTRATION: In addition to absorbing ammonia, nitrites, nitrates, and phosphates in a timely manner, these Activated Carbon Cartridges also remove harmful chemicals and toxins, clear up discolorations, and reduce foul odors from your tank.
MEASUREMENTS: 2.5” (D) x 2.1” (D) x 1.5” (H) each.
SHOP PENN-PLAX FOR ALL YOUR PET’S NEEDS: Penn-Plax is a manufacturer and distributor of top quality pet supplies, who specialize in creating excellent pet products for animals, both great and small.

To maintain the beauty and integrity of your purchase, we recommend treating it with care. Simple maintenance practices, such as gentle washing and proper storage, can effectively preserve the longevity of your favorites. We encourage you to refer to the care instructions included with each item, designed to help you keep your purchase in top condition.

We strive to process and ship all orders in a timely manner, working diligently to ensure that your items are on their way to you as soon as possible. Need to return something? Just let us know.

Embracing small joys

Each item is designed to blend harmoniously with your living space while adding a unique touch. We aspire to bring balance and enrichment to everyday life.