Check the listing for details. Penn-Plax Cascade Hang-on Power Filter Replacement Cartridges - 3 Pack. Condition: New. Listed at 21.95 USD. Penn-Plax Cascade Hang-on Power Filter Replacement Cartridges - 3 Pack Product Information Features: - Keep your tank clean and clear with the genuine Penn Plax filter cartridge to fit your Cascade 150 or 200 hang-on power filter models CPF3 and CPF4. Sold in a pack of 3. - Activated carbon is great for freshwater aquarium filtration. It has the ability to remove odors; and water discoloration by trapping the pollutants in the pores of the carbon. - The poly-fiber floss barrier screens out particulate matter and debris keeping the water clean; clear; and healthy. - No assembly required keeping your hands clean. Easily install into interior compartment of your hang on filter. Suitable for freshwater and saltwater tanks. - Perfectly measured to fit into the Cascade 150 or 200 filter tray without any gaps preventing debris and contaminants from passing through back into the water. Product Details: - Material: Plastic - Product Dimensions: 3"D x 9"W x 4"H - Item Weight: 0.5 Pounds - Duration: 12 weeks - External Testing Certification: CE - Is Discontinued By Manufacturer ‏ : ‎ No - Product Dimensions ‏ : ‎ 9 x 3 x 4 inches; 8 Ounces - Item model number ‏ : ‎ CPF34C3 - Date First Available ‏ : ‎ October 2, 2001 - Manufacturer ‏ : ‎ Penn Plax - Country of Origin ‏ : ‎ China - Domestic Shipping: Item can be shipped within U.S. International Shipping: This item can be shipped to select countries outside of the U.S. Learn More INTERNATIONAL ORDERS Our international orders are directly handled by eBay's Global Shipping Program. We are not able to make any changes to the customs forms. In addition, it is up to the buyer to make sure the item will work for their respective country especially for electronic devices. In some cases, a power converter/transformer might be required for electronic devices. Please ask all questions prior to placing the order. In addition, since eBay cannot provide a return label for international orders, it is up to the buyer to pay for return shipping for international orders regardless of reason.