Fluval 107 Performance Canister Filter

Fluval 107 Canister Filter | Multi-Stage Filtration for Small Aquariums

Quick Facts:

• Best for: Aquariums up to roughly 30 gallons
• Key feature: Multi-stage mechanical, chemical, and biological filtration
• Format: External canister filter with quick-release tubing
• Key support: Self-priming system for easier startup after maintenance
• Ideal for: Freshwater tank keepers wanting stronger filtration than a hang-on-back unit

Description: The Fluval 107 is the entry point into Fluval's well-regarded Performance canister filter line, delivering the multi-stage filtration — mechanical, chemical, and biological — that's harder to achieve with a basic hang-on-back filter in the same tank size range. Canister filters like this one sit external to the tank and pull water through a sealed series of media baskets, generally offering quieter operation and more media capacity than comparable internal or hang-on filters, which supports more stable water parameters over time. Its self-priming design simplifies what's traditionally been one of the more annoying parts of canister filter ownership — restarting the filter after routine media cleaning without manually siphoning water to reprime the system. It's sized appropriately for aquariums up to around 30 gallons, and keepers with larger tanks should size up to Fluval's higher-capacity models rather than running this unit at its performance ceiling. Regular media maintenance — rinsing (not replacing all media at once) — helps preserve the beneficial bacteria colony that does the actual biological filtration work.