The Replacement Fluval Aqua-Stop with Integrated Valve is ideal for use with the following Fluval Filters:
- Fluval 104 External Power Filter
- Fluval 204 External Power Filter
- Fluval 304 External Power Filter
- Fluval 404 External Power Filter
- Fluval 105 External Canister Filter
- Fluval 205 External Canister Filter
- Fluval 305 External Canister Filter
- Fluval 405 External Canister Filter
