Fluval Biological Aquarium Cleaner is designed to reduce maintenance by breaking down organic waste and keeping your tank clean. This formula effectively cleans gravel, power filters, decorations, and interior surfaces, removing waste caused by overfeeding, fish waste, and decaying plant material. It is particularly beneficial for goldfish, cichlid, and heavily stocked aquariums, where waste can quickly build up.

For optimal water quality, use alongside Fluval Biological Enhancer to help prevent ammonia and nitrite spikes caused by rapid waste breakdown.

Key Features:

• Reduces Organic Waste – Breaks down overfeeding residue, fish waste, and plant debris.
• Cleans Gravel & Filters – Helps keep tank surfaces free from excess build-up.
• Improves Water Quality – Supports a healthier aquatic environment.
• Ideal for Busy Aquariums – Beneficial for goldfish, cichlid, and high-population tanks.
• Works with Fluval Biological Enhancer – Provides extra protection against ammonia and nitrite spikes.

Size:

• 250ml

Fluval Biological Aquarium Cleaner is a simple yet effective solution for maintaining a clean, healthy, and low-maintenance aquarium.

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.