Have Questions About Fluval External Filters?
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Get quick answers to common questions about Fluval External Filters

What is a Fluval external filter and how does it work?

A Fluval external filter is a high-performance canister filter designed to provide advanced mechanical, chemical, and biological filtration for freshwater and marine aquariums. Water is drawn from the aquarium, filtered through multiple media stages inside the canister, and then returned clean and clear.

Which Fluval external filter is best for my aquarium size?

Fluval offers a range of external filters to suit various tank sizes. The Fluval 107 and 207 are ideal for aquariums up to 130 to 220 litres. The Fluval 307 and 407 models are suitable for aquariums up to 330 to 500 litres. For larger tanks, the Fluval FX4 and FX6 are perfect, handling volumes of up to 1000 litres and beyond.

How often should I clean my Fluval external filter?

It’s recommended to clean your Fluval filter every one to two months. Regular maintenance helps maintain peak performance and prolongs the life of the unit. Always rinse filter media using aquarium water to preserve the beneficial bacteria essential for healthy water conditions.

What makes Fluval filters different from other brands?

Fluval filters are known for their innovative design, quiet operation, energy efficiency, and powerful multi-stage filtration. Features like the patented AquaStop valve and self-priming system make both setup and maintenance faster and easier than with many other brands.

Can Fluval external filters be used in both freshwater and marine tanks?

Yes, Fluval canister filters are compatible with both freshwater and saltwater aquariums. Just make sure you’re using the appropriate media for your specific tank setup.

Do Fluval filters come with all the necessary media included?

Yes, most Fluval external filters come with all the essential filter media you need to get started, including mechanical foam, activated carbon, and BioMax rings. For specific media contents, refer to the product listings on Charterhouse Aquatics.

Are replacement parts and media available for Fluval filters?

Yes, replacement parts and media are readily available. Charterhouse Aquatics stocks a wide selection of Fluval spare parts, filter media, and accessories to keep your filtration system running smoothly.