The Juwel Compact Coarse Sponge is designed to fit perfectly within Juwel filter systems, providing effective mechanical and biological filtration for clean and healthy aquarium water. Its coarse structure allows for excellent water flow while trapping larger debris, creating ideal conditions for beneficial bacteria to thrive and maintain biological balance.

Key Features:

• Genuine Juwel replacement coarse sponge
• Designed to fit Juwel Compact filter systems
• Provides efficient mechanical and biological filtration
• Encourages growth of beneficial bacteria for healthy water quality
• Use with Juwel filter baskets for easier maintenance
• Recommended cleaning or replacement every 3–6 months

The Juwel Compact Coarse Sponge helps ensure your aquarium remains clean, clear, and biologically balanced. For best results, replace one sponge at a time to preserve essential bacterial cultures.

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.