This Fluval Polycarbonate Cartridge is designed for use with Fluval Flex 2.0 Aquariums (Item #15050 and #15052). Each cartridge offers dual chemical and mechanical filtration, combining eco‑friendly polyester with embedded activated carbon to maintain clean, healthy water conditions in freshwater tanks.

The polyester layer efficiently captures fine particles and debris, while the carbon component targets and removes harmful toxins, water discolouration, and odours. This helps maintain water clarity and a healthier aquatic environment for fish and plants. The cartridge is easy to replace and fits neatly into the Flex 2.0's modular filtration system.

This listing includes pack size options of 1, 3, 6, or 12, allowing for cost-effective maintenance scheduling based on tank needs and stocking levels.

Key Features:

• Compatible with Fluval Flex 2.0 Aquariums (Items #15050 and #15052)
• Dual-function filter media: chemical and mechanical filtration
• Eco-friendly polyester cartridge with embedded activated carbon
• Traps fine debris and removes toxins, discolouration, and odours
• Easy to install and replace within the Flex 2.0 filter system
• Available in packs of 1, 3, 6, or 12

Ideal for maintaining clear, odour-free water in Fluval Flex 2.0 setups, these poly-carbon cartridges simplify aquarium maintenance and help sustain a stable aquatic environment.

Specifications:

• Item form: Stick
• Compatible models: Fluval Flex 2.0 #15050, #15052
• UPC: 015561114073
• Weight: 0.5 lb (approx. 227 g)

Aquacadabra acts as credit broker/intermediary and not as a lender.

Klarna's credit products are provided by Klarna Bank AB, which is authorised and regulated by the Swedish Financial Services Authority, with limited supervision by the Financial Conduct Authority. More information can be found here.

Newpay finance options are provided through Deko’s platform by NewDay. P.D. Aquatics Ltd, t/a Aquacadabra is an Introducer Appointed Representative of Pay4Later Ltd, t/a Deko, which is authorised and regulated by the Financial Conduct Authority (ref no 728646) and is a credit broker, not a lender. NewDay Ltd is authorised and regulated by the Financial Conduct Authority (ref no 690292) and is authorised by the Financial Conduct Authority under the Payment Services Regulations 2017 for the provision of payment services (ref no 555318). More information can be found by clicking the newpay option above, or in the Newpay FAQs.

We really want you to be happy with the product that you've received. If however, when the goods arrive they're not what you want, then no problem - we have a 60 day no quibble return guarantee. Just let us know that you're going to return the item(s) by contacting us(stating your Order Number) and complete the returns packing slip that will have been included with your delivery. This will help us to quickly identify the item that you have returned (unopened and unused) - and we'll put a refund through for you.