Penn-Plax presents the Filt-a-Carb Replacement Activated Carbon Media Cartridges. These Cartridges come in a 2 pack, and are made to fit most undergravel filters. They work with any lift tube of the following measurements: 11/16" // 27/32" // 15/16" // 1 1/8". Furthermore, they serve as replacements for when it's time to cycle out aquarium filter media. 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. Top-Quality Activated Carbon: These Activated Carbon Cartridges come together in a 2 Pack. For best results, replace cartridges every 2 to 4 weeks. They're lightweight, disposable, and are safe for Freshwater and Saltwater aquariums. Old School: There has been a burst of growth, development, and ingenuity within the aquatic industry, and although we are a part of this as well, we still provide replacement media for undergravel aquarium setups. 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.
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