Hagen Fluval Canister Filter Motor Seal Ring is a replacement part for Fluval 305, 306, 405 and 406 canister filters. Replacing the seal ring is important to maintain a proper seal and prevent possible damage to the motor.

• Replacement motor seal ring for Fluval aquarium filters
• Fits Fluval 305, 306, 405 and 406 canister filters
• Maintains proper seal, prevents leaking and damage