Oase Biomaster 250 External Aquarium Filter - 70 Gal

• EasyClean pre-filter module
• Integrated safety locking features on the handle pre-filter and check valve in the inlet/outlet connection unit ensure no
• Allows for the full benefits of all four stages of filtration through this intuitive design
• Includes simple priming for fast and easy startup and continued operation
• Ideal for use in aquariums up to 70 gallons