Shop / Special Order Aquariums / Fluval FX6 Canister Filter Fluval Fluval FX6 Canister Filter SKU: 2053321 UPC: 015561102193 ✕ $499.99 Special Order - Available to purchase in-store only ✕ Provide SKU number to store Team Member at checkout to place your order. Designed for aquariums up to 400 gallons, FX6 is the high-capacity workhorse of Fluval’s canister lineup, enhanced with all the power and reliability you’ve come to expect from a high-performance filter. Customers also liked Customer Reviews