The Fluval A217 is a multi-stage filter for use in the following applications:
The Fluval 406 - External Aquarium Water Filter System is a canister filter that provides multi-stage water filtration for healthy fresh and saltwater aquariums up to 100 gallons in size. The Fluval 406 external filter provides quiet operation through an impeller design that dampens sound. This Fluval aquarium filter includes a clog-proof intake strainer and dual layer foam screen. This external aquarium filter also includes an Aquastop valve, filtration baskets, and rim connector assemblies.
Fluval 406 - External Aquarium Water Filter System specifications: