Description
xOverview
The Penn-Plax Cascade Hang-On Filter Replacement Cartridges come in a convenient 3-pack designed to fit Cascade 150 and Cascade 200 GPH hang-on filters. Each cartridge uses activated carbon paired with a poly-fiber floss barrier to support clear, healthy water in both freshwater and marine aquariums. This pack is crafted for ongoing filtration and can be a practical addition to routine maintenance.
What makes these cartridges effective
- Activated carbon filtration helps reduce odors and water discoloration by trapping pollutants in the carbon pores.
- The poly-fiber floss barrier screens out particulate matter and debris, providing an extra layer of filtration for a cleaner tank.
- No assembly required and simple installation into the internal tray of the hang-on filter, saving time and avoiding mess.
- Precisely measured to fit Cascade 150 or 200 filter trays, minimizing gaps and ensuring filtration stays in the water column.
- Designed to last roughly 6 to 12 weeks under typical tank conditions, with freshwater and marine compatibility noted.
Real-world use scenarios
In a busy community tank, these cartridges can help maintain clearer water and a more stable aquatic environment. Aquarists often report visible improvements in water clarity within 24 hours, especially when used with the corresponding Cascade filter models CPF3 and CPF4. With regular changes, the filtration can support ongoing tank health without frequent manual intervention.
Compatibility and value
Each 3-pack is built to work with Cascade 150 and Cascade 200 filters. For other Cascade hang-on models, Penn-Plax offers separate three-pack cartridges (CPF6C3 for Cascade 20, CPF1C3 for Cascade 80, CPF2C3 for Cascade 100, CPF34C3 for Cascade 150/200, CPF5C3 for Cascade 300) — use the appropriate replacement for your unit. This pack provides steady filtration needs and helps reduce the frequency of replacements while keeping the tank environment balanced.
What you get
- Three replacement cartridges suitable for freshwater and saltwater tanks.
- Goes directly into the Cascade filter tray with no extra assembly required.
FAQ
Q: Which Cascade filters do these cartridges fit?
A: They fit Cascade 150 and 200 GPH hang-on filters CPF3 and CPF4.
Q: How long do the cartridges last?
A: Typically 6 to 12 weeks depending on tank conditions and bioload.
Shipping & Return
xReturns Policy
You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).
You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).
If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.
Shipping
We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.
When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.
Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.
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